Tuam Tshoj Precision Steel Seamless Tube Mechanical Yeeb Nkab Hnyav Phab Ntsa Thickness Hlau Yeeb
Txheej txheem cej luam
Peb khaws cia zoo dua thiab ua kom tiav peb cov khoom thiab kev pabcuam. Nyob rau tib lub sijhawm, peb ua txoj haujlwm nquag los ua kev tshawb fawb thiab kev txhim kho rau Mechanical Steel Pipe, Nrog rau qhov zoo ntawm kev tswj hwm kev lag luam, kev lag luam ib txwm tau cog lus los txhawb kev cia siab los ua tus thawj coj ua lag luam tam sim no hauv lawv cov kev lag luam. Kev mob siab rau ib txwm yog qhov tseem ceeb rau peb txoj haujlwm. Peb ib txwm ua raws li kev pabcuam cov neeg siv khoom, tsim kom muaj txiaj ntsig kev tswj hwm lub hom phiaj thiab ua raws li lub siab dawb paug, kev mob siab rau, kev tswj hwm lub tswv yim.
Daim ntawv thov
Nws yog siv rau cov neeg kho tshuab thiab siv los ua cov roj cylinders.xws li carbon thiab alloy steel seamless mechanical tubing, thiab npog ob qho tib si seamless kub-tiav tshuab raj thiab seamless txias-tiav tshuab raj hauv qhov ntau thiab tsawg thiab suav nrog 12 3⁄4 hauv. (323.8 hli) sab nraud txoj kab uas hla rau puag ncig cov hlab nrog phab ntsa thicknesses raws li xav tau.
Qib tseem ceeb
1018,1026,8620,4130,4140
Chemical Component
TABLE 1 Cov Kev Xav Tau Ntawm Cov Khoom Siv Hluav Taws Xob Tsawg-Carbon Steels
Qib | Chemical Composition Limits,% | |||||||
Lub npe | Cov pa roj carbonA | ManganeseB | Phosphorus,B | Sulfur,B | ||||
max | max | |||||||
MT X 1015 | 0.10–0.20 dr hab | 0.60–0.90 Nws | 0.04 ib | 0.05 Nws | ||||
TIAB SA 1010 | 0.05–0.15 dr hab | 0.30–0.60 Nws | 0.04 ib | 0.05 Nws | ||||
TIAB SA 1015 | 0.10–0.20 dr hab | 0.30–0.60 Nws | 0.04 ib | 0.05 Nws | ||||
TIAB SA 1020 | 0.15–0.25 dr hab | 0.30–0.60 Nws | 0.04 ib | 0.05 Nws | ||||
MT X 1020 | 0.15–0.25 dr hab | 0.70–1.00 Nws | 0.04 ib | 0.05 Nws |
BKev txwv siv rau kev ntsuas cua sov; tshwj tsis yog raws li qhov yuav tsum tau ua los ntawm 6.1, kev tshuaj xyuas cov khoom lag luam yuav raug siv rau cov kev zam ntxiv uas tau muab rau hauv Table 5.
TABLE 2 Cov Khoom Siv Tshuaj Ntawm Lwm Cov Carbon Steels
Qib | Chemical Composition Limits,%A | ||||
Lub npe | |||||
Cov pa roj carbon | Manganese | Phosphorus, | Sulfur, | ||
max | max | ||||
1008 | 0.10 max | 0.30–0.50 Nws | 0.040 ib | 0.050 Nws | |
1010 | 0.08–0.13 dr hab | 0.30–0.60 Nws | 0.040 ib | 0.050 Nws | |
1012 | 0.10–0.15 dr hab | 0.30–0.60 Nws | 0.040 ib | 0.050 Nws | |
1015 | 0.13–0.18 dr hab | 0.30–0.60 Nws | 0.040 ib | 0.050 Nws | |
1016 | 0.13–0.18 dr hab | 0.60–0.90 Nws | 0.040 ib | 0.050 Nws | |
1017 | 0.15–0.20 dr hab | 0.30–0.60 Nws | 0.040 ib | 0.050 Nws | |
1018 | 0.15–0.20 dr hab | 0.60–0.90 Nws | 0.040 ib | 0.050 Nws | |
1019 | 0.15–0.20 dr hab | 0.70–1.00 Nws | 0.040 ib | 0.050 Nws | |
1020 | 0.18–0.23 dr hab | 0.30–0.60 Nws | 0.040 ib | 0.050 Nws | |
1021 ib | 0.18–0.23 dr hab | 0.60–0.90 Nws | 0.040 ib | 0.050 Nws | |
1022 | 0.18–0.23 dr hab | 0.70–1.00 Nws | 0.040 ib | 0.050 Nws | |
1025 | 0.22–0.28 dr hab | 0.30–0.60 Nws | 0.040 ib | 0.050 Nws | |
1026 | 0.22–0.28 dr hab | 0.60–0.90 Nws | 0.040 ib | 0.050 Nws | |
1030 | 0.28–0.34 dr hab | 0.60–0.90 Nws | 0.040 ib | 0.050 Nws | |
1035 ib | 0.32–0.38 dr hab | 0.60–0.90 Nws | 0.040 ib | 0.050 Nws | |
1040 | 0.37–0.44 dr hab | 0.60–0.90 Nws | 0.040 ib | 0.050 Nws | |
1045 ib | 0.43–0.50 Nws | 0.60–0.90 Nws | 0.040 ib | 0.050 Nws | |
1050 | 0.48–0.55 dr hab | 0.60–0.90 Nws | 0.040 ib | 0.050 Nws | |
1518 ib | 0.15–0.21 dr hab | 1.10–1.40 dr hab | 0.040 ib | 0.050 Nws | |
1524 ib | 0.19–0.25 dr hab | 1.35–1.65 dr hab | 0.040 ib | 0.050 Nws | |
1541 ib | 0.36–0.44 dr hab | 1.35–1.65 dr hab | 0.040 ib | 0.050 Nws | |
A Qhov ntau thiab tsawg uas tau muab rau hauv cov lus no siv rau kev ntsuas cua sov; tsuas yog raws li xav tau los ntawm6.1, Kev tshuaj xyuas cov khoom raug raws li qhov muaj feem cuam tshuam ntxiv-ances muab rau hauv Table Number 5.
TABLE 3 Cov Kev Cai Siv Tshuaj rau Alloy Steels | |||||||||
Nco tseg | 1-Qhov ntau thiab tsawg hauv cov lus no siv rau cov hlau tsis pub tshaj 200 hauv.2(1290 cm2) nyob rau hauv ib cheeb tsam cross-sectional. | ||||||||
Nco tseg | 2- Cov khoom me me ntawm qee cov ntsiab lus muaj nyob hauv cov hlau alloy uas tsis tau teev los yog xav tau. Cov ntsiab lus no suav tias yog qhov xwm txheej | ||||||||
thiab tej zaum yuav muaj nyob rau hauv cov nram qab no cov nyiaj siab tshaj: tooj liab, 0.35%; npib tsib xee, 0.25%; chromium 0.20% yog '; molybdenum, 0.10%. | |||||||||
Nco tseg | 3-Qhov ntau thiab qhov txwv tau muab rau hauv cov lus no siv rau kev ntsuas cua sov; tsuas yog raws li xav tau los ntawm6.1, kev soj ntsuam cov khoom yuav raug raws li qhov tsim nyog | ||||||||
ntxiv tolerances muab nyob rau hauv Table Number 5. |
QibA,B | Chemical Composition Limits,% | |||||||
Designa- | ||||||||
Cov pa roj carbon | Manganese | Phospho- | Sulfur,C,D | Silicon | Nickel | Chromium | Molybde- | |
kev | ||||||||
rus,Cmax | max | num | ||||||
1330 ib | 0.28–0.33 Nws | 1.60–1.90 Nws | 0.04 ib | 0.04 ib | 0.15–0.35 dr hab | ... | ... | ... |
1335 ib | 0.33-0.38 Nws | 1.60–1.90 Nws | 0.04 ib | 0.04 ib | 0.15–0.35 dr hab | ... | ... | ... |
1340 ib | 0.38–0.43 Nws | 1.60–1.90 Nws | 0.04 ib | 0.04 ib | 0.15–0.35 dr hab | ... | ... | ... |
1345 ib | 0.43–0.48 Nws | 1.60–1.90 Nws | 0.04 ib | 0.04 ib | 0.15–0.35 dr hab | ... | ... | ... |
3 140 | 0.38–0.43 Nws | 0.70–0.90 Nws | 0.04 ib | 0.04 ib | 0.15–0.35 dr hab | 1.10–1.40 dr hab | 0.55–0.75 Nws | ... |
E3310 | 0.08–0.13 dr hab | 0.45–0.60 Nws | 0.025 ib | 0.025 ib | 0.15–0.35 dr hab | 3.25–3.75 dr hab | 1.40–1.75 dr hab | ... |
4012 ib | 0.09–0.14 dr hab | 0.75–1.00 Nws | 0.04 ib | 0.04 ib | 0.15–0.35 dr hab | ... | ... | 0.15–0.25 dr hab |
ib 4023 | 0.20–0.25 dr hab | 0.70–0.90 Nws | 0.04 ib | 0.04 ib | 0.15–0.35 dr hab | ... | ... | 0.20–0.30 dr hab |
ib 4024 | 0.20–0.25 dr hab | 0.70–0.90 Nws | 0.04 ib | 0.035-0.050 Nws | 0.15–0.35 dr hab | ... | ... | 0.20–0.30 dr hab |
ib 4027 | 0.25–0.30 Nws | 0.70–0.90 Nws | 0.04 ib | 0.04 ib | 0.15–0.35 dr hab | ... | ... | 0.20–0.30 dr hab |
ib 4028 | 0.25–0.30 Nws | 0.70–0.90 Nws | 0.04 ib | 0.035-0.050 Nws | 0.15–0.35 dr hab | ... | ... | 0.20–0.30 dr hab |
ib 4037 | 0.35–0.40 Nws | 0.70–0.90 Nws | 0.04 ib | 0.04 ib | 0.15–0.35 dr hab | ... | ... | 0.20–0.30 dr hab |
4042 ib | 0.40–0.45 dr hab | 0.70–0.90 Nws | 0.04 ib | 0.04 ib | 0.15–0.35 dr hab | ... | ... | 0.20–0.30 dr hab |
ib 4047 | 0.45–0.50 Nws | 0.70–0.90 Nws | 0.04 ib | 0.04 ib | 0.15–0.35 dr hab | ... | ... | 0.20–0.30 dr hab |
ib 4063 | 0.60–0.67 Nws | 0.75–1.00 Nws | 0.04 ib | 0.04 ib | 0.15–0.35 dr hab | ... | ... | 0.20–0.30 dr hab |
ib 4118 | 0.18–0.23 dr hab | 0.70–0.90 Nws | 0.04 ib | 0.04 ib | 0.15–0.35 dr hab | ... | 0.40–0.60 Nws | 0.08–0.15 dr hab |
4 130 | 0.28–0.33 Nws | 0.40–0.60 Nws | 0.04 ib | 0.04 ib | 0.15–0.35 dr hab | ... | 0.80–1.10 Nws | 0.15–0.25 dr hab |
ib 4135 | 0.32–0.39 dr hab | 0.65-0.95 Nws | 0.04 ib | 0.04 ib | 0.15–0.35 dr hab | ... | 0.80–1.10 Nws | 0.15–0.25 dr hab |
ib 4137 | 0.35–0.40 Nws | 0.70–0.90 Nws | 0.04 ib | 0.04 ib | 0.15–0.35 dr hab | ... | 0.80–1.10 Nws | 0.15–0.25 dr hab |
4 140 | 0.38–0.43 Nws | 0.75–1.00 Nws | 0.04 ib | 0.04 ib | 0.15–0.35 dr hab | ... | 0.80–1.10 Nws | 0.15–0.25 dr hab |
4142 ib | 0.40–0.45 dr hab | 0.75–1.00 Nws | 0.04 ib | 0.04 ib | 0.15–0.35 dr hab | ... | 0.80–1.10 Nws | 0.15–0.25 dr hab |
4145 ib | 0.43–0.48 Nws | 0.75–1.00 Nws | 0.04 ib | 0.04 ib | 0.15–0.35 dr hab | ... | 0.80–1.10 Nws | 0.15–0.25 dr hab |
4147 ib | 0.45–0.50 Nws | 0.75–1.00 Nws | 0.04 ib | 0.04 ib | 0.15–0.35 dr hab | ... | 0.80–1.10 Nws | 0.15–0.25 dr hab |
4 150 | 0.48–0.53 Nws | 0.75–1.00 Nws | 0.04 ib | 0.04 ib | 0.15–0.35 dr hab | ... | 0.80–1.10 Nws | 0.15–0.25 dr hab |
ib 4320 | 0.17–0.22 dr hab | 0.45-0.65 Nws | 0.04 ib | 0.04 ib | 0.15–0.35 dr hab | 1.65–2.00 Nws | 0.40–0.60 Nws | 0.20–0.30 dr hab |
ib 4337 | 0.35–0.40 Nws | 0.60–0.80 Nws | 0.04 ib | 0.04 ib | 0.15–0.35 dr hab | 1.65–2.00 Nws | 0.70–0.90 Nws | 0.20–0.30 dr hab |
ua 4337 | 0.35–0.40 Nws | 0.65-0.85 Nws | 0.025 ib | 0.025 ib | 0.15–0.35 dr hab | 1.65–2.00 Nws | 0.70–0.90 Nws | 0.20–0.30 dr hab |
ib 4340 | 0.38–0.43 Nws | 0.60–0.80 Nws | 0.04 ib | 0.04 ib | 0.15–0.35 dr hab | 1.65–2.00 Nws | 0.70–0.90 Nws | 0.20–0.30 dr hab |
ua 4340 | 0.38–0.43 Nws | 0.65-0.85 Nws | 0.025 ib | 0.025 ib | 0.15–0.35 dr hab | 1.65–2.00 Nws | 0.70–0.90 Nws | 0.20–0.30 dr hab |
4422 ib | 0.20–0.25 dr hab | 0.70–0.90 Nws | 0.04 ib | 0.04 ib | 0.15–0.35 dr hab | ... | ... | 0.35–0.45 dr hab |
ib 4427 | 0.24–0.29 dr hab | 0.70–0.90 Nws | 0.04 ib | 0.04 ib | 0.15–0.35 dr hab | ... | ... | 0.35–0.45 dr hab |
ib 4520 | 0.18–0.23 dr hab | 0.45-0.65 Nws | 0.04 ib | 0.04 ib | 0.15–0.35 dr hab | ... | ... | 0.45–0.60 Nws |
ib 4615 | 0.13–0.18 dr hab | 0.45-0.65 Nws | 0.04 ib | 0.04 ib | 0.15–0.35 dr hab | 1.65–2.00 Nws | ... | 0.20–0.30 dr hab |
ib 4617 | 0.15–0.20 dr hab | 0.45-0.65 Nws | 0.04 ib | 0.04 ib | 0.15–0.35 dr hab | 1.65–2.00 Nws | ... | 0.20–0.30 dr hab |
ib 4620 | 0.17–0.22 dr hab | 0.45-0.65 Nws | 0.04 ib | 0.04 ib | 0.15–0.35 dr hab | 1.65–2.00 Nws | ... | 0.20–0.30 dr hab |
ib 4621 | 0.18–0.23 dr hab | 0.70–0.90 Nws | 0.04 ib | 0.04 ib | 0.15–0.35 dr hab | 1.65–2.00 Nws | ... | 0.20–0.30 dr hab |
ib 4718 | 0.16–0.21 dr hab | 0.70–0.90 Nws | 0.04 ib | 0.04 ib | 0.15–0.35 dr hab | 0.90–1.20 Nws | 0.35–0.55 dr hab | 0.30–0.40 dr hab |
ib 4720 | 0.17–0.22 dr hab | 0.50–0.70 Nws | 0.04 ib | 0.04 ib | 0.15–0.35 dr hab | 0.90–1.20 Nws | 0.35–0.55 dr hab | 0.15–0.25 dr hab |
ib 4815 | 0.13–0.18 dr hab | 0.40–0.60 Nws | 0.04 ib | 0.04 ib | 0.15–0.35 dr hab | 3.25–3.75 dr hab | ... | 0.20–0.30 dr hab |
ib 4817 | 0.15–0.20 dr hab | 0.40–0.60 Nws | 0.04 ib | 0.04 ib | 0.15–0.35 dr hab | 3.25–3.75 dr hab | ... | 0.20–0.30 dr hab |
ib 4820 | 0.18–0.23 dr hab | 0.50–0.70 Nws | 0.04 ib | 0.04 ib | 0.15–0.35 dr hab | 3.25–3.75 dr hab | ... | 0.20–0.30 dr hab |
5 015 | 0.12–0.17 dr hab | 0.30–0.50 Nws | 0.04 ib | 0.04 ib | 0.15–0.35 dr hab | ... | 0.30–0.50 Nws | ... |
5046 ib | 0.43–0.50 Nws | 0.75–1.00 Nws | 0.04 ib | 0.04 ib | 0.15–0.35 dr hab | ... | 0.20–0.35 dr hab | ... |
5 115 | 0.13–0.18 dr hab | 0.70–0.90 Nws | 0.04 ib | 0.04 ib | 0.15–0.35 dr hab | ... | 0.70–0.90 Nws | ... |
5 120 | 0.17–0.22 dr hab | 0.70–0.90 Nws | 0.04 ib | 0.04 ib | 0.15–0.35 dr hab | ... | 0.70–0.90 Nws | ... |
5 130 | 0.28–0.33 Nws | 0.70–0.90 Nws | 0.04 ib | 0.04 ib | 0.15–0.35 dr hab | ... | 0.80–1.10 Nws | ... |
5132 ib | 0.30–0.35 dr hab | 0.60–0.80 Nws | 0.04 ib | 0.04 ib | 0.15–0.35 dr hab | ... | 0.75–1.00 Nws | ... |
5135 ib | 0.33-0.38 Nws | 0.60–0.80 Nws | 0.04 ib | 0.04 ib | 0.15–0.35 dr hab | ... | 0.80–1.05 Nws | ... |
5 140 | 0.38–0.43 Nws | 0.70–0.90 Nws | 0.04 ib | 0.04 ib | 0.15–0.35 dr hab | ... | 0.70–0.90 Nws | ... |
5145 ib | 0.43–0.48 Nws | 0.70–0.90 Nws | 0.04 ib | 0.04 ib | 0.15–0.35 dr hab | ... | 0.70–0.90 Nws | ... |
5147 ib | 0.46–0.51 Nws | 0.70–0.95 Nws | 0.04 ib | 0.04 ib | 0.15–0.35 dr hab | ... | 0.85–1.15 dr hab | ... |
5 150 | 0.48–0.53 Nws | 0.70–0.90 Nws | 0.04 ib | 0.04 ib | 0.15–0.35 dr hab | ... | 0.70–0.90 Nws | ... |
5155 ib | 0.51–0.59 Nws | 0.70–0.90 Nws | 0.04 ib | 0.04 ib | 0.15–0.35 dr hab | ... | 0.70–0.90 Nws | ... |
5 160 | 0.56–0.64 Nws | 0.75–1.00 Nws | 0.04 ib | 0.04 ib | 0.15–0.35 dr hab | ... | 0.70–0.90 Nws | ... |
5 2100E | 0.93-1.05 Nws | 0.25–0.45 dr hab | 0.025 ib | 0.015 ib | 0.15–0.35 dr hab | 0.25 max | 1.35–1.60 Nws | 0.10 max |
E50100 | 0.98–1.10 Nws | 0.25–0.45 dr hab | 0.025 ib | 0.025 ib | 0.15–0.35 dr hab | ... | 0.40–0.60 Nws | ... |
E51100 | 0.98–1.10 Nws | 0.25–0.45 dr hab | 0.025 ib | 0.025 ib | 0.15–0.35 dr hab | ... | 0.90–1.15 dr hab | ... |
E52100 | 0.98–1.10 Nws | 0.25–0.45 dr hab | 0.025 ib | 0.025 ib | 0.15–0.35 dr hab | ... | 1.30–1.60 dr hab | ... |
Vanadium | ||||||||
ib 6118 | 0.16–0.21 dr hab | 0.50–0.70 Nws | 0.04 ib | 0.04 ib | 0.15–0.35 dr hab | ... | 0.50–0.70 Nws | 0.10–0.15 dr hab |
6 120 | 0.17–0.22 dr hab | 0.70–0.90 Nws | 0.04 ib | 0.04 ib | 0.15–0.35 dr hab | ... | 0.70–0.90 Nws | 0.10 min |
6 150 | 0.48–0.53 Nws | 0.70–0.90 Nws | 0.04 ib | 0.04 ib | 0.15–0.35 dr hab | ... | 0.80–1.10 Nws | 0.15 min |
Aluminium | Molybdenum | |||||||
ua 7140 | 0.38–0.43 Nws | 0.50–0.70 Nws | 0.025 ib | 0.025 ib | 0.15–0.40 dr hab | 0.95–1.30 Nws | 1.40–1.80 Nws | 0.30–0.40 dr hab |
Nickel | ||||||||
ib 8115 | 0.13–0.18 dr hab | 0.70–0.90 Nws | 0.04 ib | 0.04 ib | 0.15–0.35 dr hab | 0.20–0.40 dr hab | 0.30–0.50 Nws | 0.08–0.15 dr hab |
ib 8615 | 0.13–0.18 dr hab | 0.70–0.90 Nws | 0.04 ib | 0.04 ib | 0.15–0.35 dr hab | 0.40–0.70 Nws | 0.40–0.60 Nws | 0.15–0.25 dr hab |
ib 8617 | 0.15–0.20 dr hab | 0.70–0.90 Nws | 0.04 ib | 0.04 ib | 0.15–0.35 dr hab | 0.40–0.70 Nws | 0.40–0.60 Nws | 0.15–0.25 dr hab |
ib 8620 | 0.18–0.23 dr hab | 0.70–0.90 Nws | 0.04 ib | 0.04 ib | 0.15–0.35 dr hab | 0.40–0.70 Nws | 0.40–0.60 Nws | 0.15–0.25 dr hab |
8622 ib | 0.20–0.25 dr hab | 0.70–0.90 Nws | 0.04 ib | 0.04 ib | 0.15–0.35 dr hab | 0.40–0.70 Nws | 0.40–0.60 Nws | 0.15–0.25 dr hab |
ib 8625 | 0.23–0.28 dr hab | 0.70–0.90 Nws | 0.04 ib | 0.04 ib | 0.15–0.35 dr hab | 0.40–0.70 Nws | 0.40–0.60 Nws | 0.15–0.25 dr hab |
ib 8627 | 0.25–0.30 Nws | 0.70–0.90 Nws | 0.04 ib | 0.04 ib | 0.15–0.35 dr hab | 0.40–0.70 Nws | 0.40–0.60 Nws | 0.15–0.25 dr hab |
ib 8630 | 0.28–0.33 Nws | 0.70–0.90 Nws | 0.04 ib | 0.04 ib | 0.15–0.35 dr hab | 0.40–0.70 Nws | 0.40–0.60 Nws | 0.15–0.25 dr hab |
ib 8637 | 0.35–0.40 Nws | 0.75–1.00 Nws | 0.04 ib | 0.04 ib | 0.15–0.35 dr hab | 0.40–0.70 Nws | 0.40–0.60 Nws | 0.15–0.25 dr hab |
ib 8640 | 0.38–0.43 Nws | 0.75–1.00 Nws | 0.04 ib | 0.04 ib | 0.15–0.35 dr hab | 0.40–0.70 Nws | 0.40–0.60 Nws | 0.15–0.25 dr hab |
8642 ib | 0.40–0.45 dr hab | 0.75–1.00 Nws | 0.04 ib | 0.04 ib | 0.15–0.35 dr hab | 0.40–0.70 Nws | 0.40–0.60 Nws | 0.15–0.25 dr hab |
ib 8645 | 0.43–0.48 Nws | 0.75–1.00 Nws | 0.04 ib | 0.04 ib | 0.15–0.35 dr hab | 0.40–0.70 Nws | 0.40–0.60 Nws | 0.15–0.25 dr hab |
ib 8650 | 0.48–0.53 Nws | 0.75–1.00 Nws | 0.04 ib | 0.04 ib | 0.15–0.35 dr hab | 0.40–0.70 Nws | 0.40–0.60 Nws | 0.15–0.25 dr hab |
ib 8655 | 0.51–0.59 Nws | 0.75–1.00 Nws | 0.04 ib | 0.04 ib | 0.15–0.35 dr hab | 0.40–0.70 Nws | 0.40–0.60 Nws | 0.15–0.25 dr hab |
ib 8660 | 0.55–0.65 hli | 0.75–1.00 Nws | 0.04 ib | 0.04 ib | 0.15–0.35 dr hab | 0.40–0.70 Nws | 0.40–0.60 Nws | 0.15–0.25 dr hab |
ib 8720 | 0.18–0.23 dr hab | 0.70–0.90 Nws | 0.04 ib | 0.04 ib | 0.15–0.35 dr hab | 0.40–0.70 Nws | 0.40–0.60 Nws | 0.20–0.30 dr hab |
ib 8735 | 0.33-0.38 Nws | 0.75–1.00 Nws | 0.04 ib | 0.04 ib | 0.15–0.35 dr hab | 0.40–0.70 Nws | 0.40–0.60 Nws | 0.20–0.30 dr hab |
ib 8740 | 0.38–0.43 Nws | 0.75–1.00 Nws | 0.04 ib | 0.04 ib | 0.15–0.35 dr hab | 0.40–0.70 Nws | 0.40–0.60 Nws | 0.20–0.30 dr hab |
8742 ib | 0.40–0.45 dr hab | 0.75–1.00 Nws | 0.04 ib | 0.04 ib | 0.15–0.35 dr hab | 0.40–0.70 Nws | 0.40–0.60 Nws | 0.20–0.30 dr hab |
ib 8822 | 0.20–0.25 dr hab | 0.75–1.00 Nws | 0.04 ib | 0.04 ib | 0.15–0.35 dr hab | 0.40–0.70 Nws | 0.40–0.60 Nws | 0.30–0.40 dr hab |
ib 9255 | 0.51–0.59 Nws | 0.60–0.80 Nws | 0.04 ib | 0.04 ib | 1.80-2.20 Nws | ... | 0.60–0.80 Nws | ... |
ib 9260 | 0.56–0.64 Nws | 0.75–1.00 Nws | 0.04 ib | 0.04 ib | 1.80-2.20 Nws | ... | ... | ... |
ib 9262 | 0.55–0.65 hli | 0.75–1.00 Nws | 0.04 ib | 0.04 ib | 1.80-2.20 Nws | ... | 0.25–0.40 Nws | ... |
ua 9310 | 0.08–0.13 dr hab | 0.45-0.65 Nws | 0.025 ib | 0.025 ib | 0.15–0.35 dr hab | 3.00–3.50 Nws | 1.00–1.40 dr hab | 0.08–0.15 dr hab |
ib 9840 | 0.38–0.42 dr hab | 0.70–0.90 Nws | 0.04 ib | 0.04 ib | 0.15–0.35 dr hab | 0.85–1.15 dr hab | 0.70–0.90 Nws | 0.20–0.30 dr hab |
ib 9850 | 0.48–0.53 Nws | 0.70–0.90 Nws | 0.04 ib | 0.04 ib | 0.15–0.35 dr hab | 0.85–1.15 dr hab | 0.70–0.90 Nws | 0.20–0.30 dr hab |
50b 40 | 0.38–0.42 dr hab | 0.75–1.00 Nws | 0.04 ib | 0.04 ib | 0.15–0.35 dr hab | ... | 0.40–0.60 Nws | ... |
50 ib 44 | 0.43–0.48 Nws | 0.75–1.00 Nws | 0.04 ib | 0.04 ib | 0.15–0.35 dr hab | ... | 0.40–0.60 Nws | ... |
50 ib 46 | 0.43–0.50 Nws | 0.75–1.00 Nws | 0.04 ib | 0.04 ib | 0.15–0.35 dr hab | ... | 0.20–0.35 dr hab | ... |
50b 50 | 0.48–0.53 Nws | 0.74–1.00 Nws | 0.04 ib | 0.04 ib | 0.15–0.35 dr hab | ... | 0.40–0.60 Nws | ... |
50b 60 | 0.55–0.65 hli | 0.75–1.00 Nws | 0.04 ib | 0.04 ib | 0.15–0.35 dr hab | ... | 0.40–0.60 Nws | ... |
51b 60 | 0.56–0.64 Nws | 0.75–1.00 Nws | 0.04 ib | 0.04 ib | 0.15–0.35 dr hab | ... | 0.70–0.90 Nws | ... |
81 ib 45 | 0.43–0.48 Nws | 0.75–1.00 Nws | 0.04 ib | 0.04 ib | 0.15–0.35 dr hab | 0.20–0.40 dr hab | 0.35–0.55 dr hab | 0.08–0.15 dr hab |
86 ib 45 | 0.43–0.48 Nws | 0.75–1.00 Nws | 0.04 ib | 0.04 ib | 0.15–0.35 dr hab | 0.40–0.70 Nws | 0.40–0.60 Nws | 0.15–0.25 dr hab |
94 ib 15 | 0.13–0.18 dr hab | 0.75–1.00 Nws | 0.04 ib | 0.04 ib | 0.15–0.35 dr hab | 0.30–0.60 Nws | 0.30–0.50 Nws | 0.08–0.15 dr hab |
94 ib 17 | 0.15–0.20 dr hab | 0.75–1.00 Nws | 0.04 ib | 0.04 ib | 0.15–0.35 dr hab | 0.30–0.60 Nws | 0.30–0.50 Nws | 0.08–0.15 dr hab |
94b 30 | 0.28–0.33 Nws | 0.75–1.00 Nws | 0.04 ib | 0.04 ib | 0.15–0.35 dr hab | 0.30–0.60 Nws | 0.30–0.50 Nws | 0.08–0.15 dr hab |
94 ib 40 | 0.38–0.43 Nws | 0.75–1.00 Nws | 0.04 ib | 0.04 ib | 0.15–0.35 dr hab | 0.30–0.60 Nws | 0.30–0.50 Nws | 0.08–0.15 dr hab |
B Cov qib qhia hauv cov lus no nrog tsab ntawv B, xws li 50B40, tuaj yeem xav tias yuav tsum muaj 0.0005% boron yam tsawg kawg nkaus tswj. ACov qib qhia nyob rau hauv cov lus no nrog prefix tsab ntawv E feem ntau yog tsim los ntawm cov txheej txheem yooj yim-hluav taws xob-qhov cub. Tag nrho lwm tus yog ib txwm tsim los ntawm cov txheej txheem yooj yim-qhib-hearth tab sis tej zaum yuav raug tsim los ntawm cov txheej txheem-hluav taws xob-lub qhov cub nrog kev hloov kho hauv phosphorus thiab sulfur.
CCov kev txwv phosphorus sulfur rau txhua tus txheej txheem yog raws li nram no:
Basic hluav taws xob rauv 0.025 max % Acid hluav taws xob rauv 0.050 max %
Basic qhib hearth 0.040 max % Acid qhib hearth 0.050 max %
D Yam tsawg kawg thiab siab tshaj cov ntsiab lus sulfur qhia tias cov hlau resulfurized.
ETus neeg yuav khoom tuaj yeem teev cov nyiaj ntau tshaj hauv qab no: tooj liab, 0.30%; txhuas, 0.050%; thiab oxygen, 0.0015%.
Mechanical Property
Hom Tensile Properties, Hardness thiab Thermal Condition for some of Common Grade of Carbon thiab Alloy Steels
CW-Cold Worked SR-Stress Relieved A-Annealed N-NormalizedA Cov hauv qab no yog cov cim txhais rau ntau yam xwm txheej: HR-Kub Rolle
Qib | Condi- | Qhov kawg | Yield | Elongation | Rockwell, | ||||
Tsim- | kevA | Lub zog, | Lub zog, | hauv 2in | Hardness | ||||
haiv neeg | 50 hli,% | B Scale | |||||||
ksi ua | MPa | ksi ua | MPa | ||||||
1020 | HR | 50 | 345 | 32 | 221 | 25 | 55 | ||
CW | 70 | 483 ib | 60 | 414 | 5 | 75 | |||
SR | 65 | 448 ib | 50 | 345 | 10 | 72 | |||
A | 48 | 331 | 28 | 193 | 30 | 50 | |||
N | 55 | 379 ib | 34 | 234 | 22 | 60 | |||
1025 | HR | 55 | 379 ib | 35 | 241 | 25 | 60 | ||
CW | 75 | 517 ib | 65 | 448 ib | 5 | 80 | |||
SR | 70 | 483 ib | 55 | 379 ib | 8 | 75 | |||
A | 53 | 365 | 30 | 207 | 25 | 57 | |||
N | 55 | 379 ib | 36 | 248 | 22 | 60 | |||
1035 ib | HR | 65 | 448 ib | 40 | 276 | 20 | 72 | ||
CW | 85 | 586 ib | 75 | 517 ib | 5 | 88 | |||
SR | 75 | 517 ib | 65 | 448 ib | 8 | 80 | |||
A | 60 | 414 | 33 | 228 | 25 | 67 | |||
N | 65 | 448 ib | 40 | 276 | 20 | 72 | |||
1045 ib | HR | 75 | 517 ib | 45 | 310 | 15 | 80 | ||
CW | 90 | 621 ib | 80 | 552 ib | 5 | 90 | |||
SR | 80 | 552 ib | 70 | 483 ib | 8 | 85 | |||
A | 65 | 448 ib | 35 | 241 | 20 | 72 | |||
N | 75 | 517 ib | 48 | 331 | 15 | 80 | |||
1050 | HR | 80 | 552 ib | 50 | 345 | 10 | 85 | ||
SR | 82 | 565 ib | 70 | 483 ib | 6 | 86 | |||
A | 68 | 469 ib | 38 | 262 | 18 | 74 | |||
N | 78 | 538 ib | 50 | 345 | 12 | 82 | |||
1118 | HR | 50 | 345 | 35 | 241 | 25 | 55 | ||
CW | 75 | 517 ib | 60 | 414 | 5 | 80 | |||
SR | 70 | 483 ib | 55 | 379 ib | 8 | 75 | |||
A | 50 | 345 | 30 | 207 | 25 | 55 | |||
N | 55 | 379 ib | 35 | 241 | 20 | 60 | |||
1137 ib | HR | 70 | 483 ib | 40 | 276 | 20 | 75 | ||
CW | 80 | 552 ib | 65 | 448 ib | 5 | 85 | |||
SR | 75 | 517 ib | 60 | 414 | 8 | 80 | |||
A | 65 | 448 ib | 35 | 241 | 22 | 72 | |||
N | 70 | 483 ib | 43 | 296 ib | 15 | 75 | |||
4 130 | HR | 90 | 621 ib | 70 | 483 ib | 20 | 89 | ||
SR | 105 | 724 ib | 85 | 586 ib | 10 | 95 | |||
A | 75 | 517 ib | 55 | 379 ib | 30 | 81 | |||
N | 90 | 621 ib | 60 | 414 | 20 | 89 | |||
4 140 | HR | 120 | 855 ib | 90 | 621 ib | 15 | 100 | ||
SR | 120 | 855 ib | 100 | 689 ib | 10 | 100 | |||
A | 80 | 552 ib | 60 | 414 | 25 | 85 | |||
N | 120 | 855 ib | 90 | 621 ib | 20 | 100 |
d
Ua siab ntev
Sab nraum txoj kab uas hla Tolerances rau Round Kub-Tiav TubingA,B,C
Sab Nrauv Qhov Loj Loj Loj, | Sab nraud Txoj kab uas hla Tolerance, in. (mm) | |||
hauv. (mm) | Tshaj | Hauv qab | ||
Txog 2.999 (76.17) | 0.020 (0.51 hli) | 0.020 (0.51 hli) | ||
3,000–4,499 (76.20–114.27) | 0.025 (0.64 hli) | 0.025 (0.64 hli) | ||
4.500–5.999 (114.30–152.37) | 0.031 (0.79 hli) | 0.031 (0.79 hli) | ||
6.000–7.499 (152.40–190.47) dr hab. | 0.037 (0.94 hli) | 0.037 (0.94 hli) | ||
7.500–8.999 (190.50–228.57) dr hab. | 0.045 (1.14 hli) | 0.045 (1.14 hli) | ||
9.000–10.750 (228.60–273.05) dr hab. | 0.050 (1.27) | 0.050 (1.27) | ||
A Diameter tolerances tsis muaj feem xyuam rau normalized thiab tempered los yog quenched thiab tempered tej yam kev mob.
B Qhov ntau ntawm qhov ntau thiab tsawg ntawm cov raj kub tiav yog 11⁄2 nti (38.1 hli) txog 103⁄4 nyob rau hauv. (273.0 hli) sab nraud txoj kab uas hla nrog phab ntsa thickness tsawg kawg yog 3% los yog ntau tshaj ntawm sab nraud txoj kab uas hla, tab sis tsis tsawg tshaj li 0.095 nyob rau hauv. (2.41 hli).
C Qhov ntau thiab tsawg yog muaj; sab laj cov chaw tsim khoom rau qhov ntau thiab tsawg thiab kam rau ua.
Phab ntsa Thickness Tolerances rau Round Kub-Tiav
Tubing
Phab ntsa Thickness | Phab ntsa Thickness kam rau ua,Afeem pua Tshaj | |||
Ntau yam li Percent | thiab Hauv Nominal | |||
ntawm sab nraud | ||||
Sab nraum | Sab nraum | Sab nraum | ||
Txoj kab uas hla | ||||
Txoj kab uas hla | Txoj kab uas hla | Txoj kab uas hla | ||
2, 999 ib. | 3.000 ib. | 6,000 ib. | ||
(76.19 hli) | (76.20 hli) | (152.40 hli) | ||
thiab me me | ua 5,999 . | rau 10,750 in. | ||
(152.37 hli) | (273.05 hli) | |||
Hauv qab 15 | 12.5 ib | 10.0 | 10.0 | |
15 thiab tshaj | 10.0 | 7.5 | 10.0 | |
Phab ntsa thickness kam rau ua tej zaum yuav tsis muaj feem xyuam rau cov phab ntsa 0.199 in. (5.05 mm) thiab tsawg dua; sab laj chaw tsim tshuaj paus rau phab ntsa kam rau ua rau xws li tube loj.
ib qho tseem ceeb tshaj, ces txias-ua hauj lwm tubing yuav tsum tau teev nyob rau hauv txoj kab uas hla thiab phab ntsa thickness los yog sab nraud txoj kab uas hla thiab sab hauv txoj kab uas hla.
Rough-Turned Mechanical Tubing-Variation nyob rau hauv sab nraud txoj kab uas hla thiab phab ntsa thickness yuav tsum tsis txhob tshaj qhov kam rau ua nyob rau hauv lub rooj. Lub rooj npog qhov ntev raws li siv rau sab nraud txoj kab uas hla thiab phab ntsa tuab thiab siv rau qhov loj me.
Hauv av Mechanical Tubing-Variation nyob rau sab nraud diam-eter yuav tsum tsis txhob tshaj qhov tolerances nyob rau hauv lub rooj. Cov khoom no feem ntau yog tsim los ntawm lub raj ua haujlwm txias.
Lengths-Mechanical tubing yog feem ntau muab nyob rau hauv zeb ntev, 5 ft (1.5 m) thiab tshaj. Cov txiav txiav ntev yog muab tso rau thaum teev los ntawm tus neeg yuav khoom. Length tolerances muaj nyob rau hauv Table .
Kev Ncaj Ncees-Qhov kev ua siab ntev rau seamless round tubing yuav tsum tsis pub ntau tshaj qhov pom hauv Table.
Kev Xeem Xeem
1.Hardness Test
Thaum yuav tsum muaj kev txwv hardness, cov chaw tsim khoom yuav tsum tau sab laj. Tej hardnesses yog teev nyob rau hauv Table .Thaum tau teev tseg, qhov hardness test yuav tsum tau ua nyob rau hauv 1% ntawm cov hlab.
2. Kev Ntsuas Kev Nyuaj Siab
Thaum cov khoom tensile xav tau, cov chaw tsim khoom yuav tsum tau sab laj. Cov khoom tensile zoo rau qee cov qib ntau dua thiab cov thermal tej yam kev mob tau teev nyob rau hauv cov lus.
3.Nondestructive Tests
Muaj ntau hom kev kuaj ultrasonic lossis electromagnetic nondestructive. Qhov kev xeem yuav tsum tau siv thiab kev soj ntsuam txwv yuav tsum tau tsim los ntawm cov chaw tsim khoom thiab cov neeg yuav khoom pom zoo.
4.Flaring Test
Thaum muaj cov kev cai tshwj xeeb rau kev huv huv steel, cov txheej txheem ntawm kev sim thiab kev txwv ntawm kev lees txais yuav tsum raug tsim los ntawm cov chaw tsim khoom thiab cov neeg yuav khoom pom zoo.