Chitoliro chopanda chitsulo cha makina-ASTM A519 4140
Chitoliro chopanda zitsulo zamakina-ASTM A519 4140,
aloyi chitsulo chitoliro, Machubu amakina, Chitoliro chachitsulo chosasinthika,
Mwachidule
Kugwiritsa ntchito
Amagwiritsidwa ntchito makamaka pamakina ndipo amagwiritsidwa ntchito popanga masilinda a gasi.
Main Grade
1018,1026,8620,4130,4140
Chigawo cha Chemical
TABLE 1 Zofunikira za Chemical pazitsulo za Carbon Low
| Gulu | Malire a Chemical Composition,% | |||||||
| Kusankhidwa | MpweyaA | ManganeseB | Phosphorous,B | Sulfure,B | ||||
| max | max | |||||||
| Chithunzi cha MT X1015 | 0.10–0.20 | 0.60–0.90 | 0.04 | 0.05 | ||||
| Mtengo wa MT1010 | 0.05–0.15 | 0.30–0.60 | 0.04 | 0.05 | ||||
| Mtengo wa MT1015 | 0.10–0.20 | 0.30–0.60 | 0.04 | 0.05 | ||||
| Mtengo wa MT1020 | 0.15–0.25 | 0.30–0.60 | 0.04 | 0.05 | ||||
| MT X 1020 | 0.15–0.25 | 0.70–1.00 | 0.04 | 0.05 | ||||
BMalire amagwira ntchito pakuwunika kutentha; Kupatula monga momwe 6.1 ikufunira, kuwunika kwazinthu kumatengera kulekerera kowonjezera komwe kwaperekedwa mu Gulu 5.
TABLE 2 Zofunikira Zamankhwala Pazitsulo Zina Za Carbon
| Gulu | Malire a Chemical Composition,%A | ||||
| Kusankhidwa | |||||
| Mpweya | Manganese | Phosphorous, | Sulfure, | ||
| max | max | ||||
| 1008 | 0.10 max | 0.30–0.50 | 0.040 | 0.050 | |
| 1010 | 0.08–0.13 | 0.30–0.60 | 0.040 | 0.050 | |
| 1012 | 0.10–0.15 | 0.30–0.60 | 0.040 | 0.050 | |
| 1015 | 0.13–0.18 | 0.30–0.60 | 0.040 | 0.050 | |
| 1016 | 0.13–0.18 | 0.60–0.90 | 0.040 | 0.050 | |
| 1017 | 0.15–0.20 | 0.30–0.60 | 0.040 | 0.050 | |
| 1018 | 0.15–0.20 | 0.60–0.90 | 0.040 | 0.050 | |
| 1019 | 0.15–0.20 | 0.70–1.00 | 0.040 | 0.050 | |
| 1020 | 0.18–0.23 | 0.30–0.60 | 0.040 | 0.050 | |
| 1021 | 0.18–0.23 | 0.60–0.90 | 0.040 | 0.050 | |
| 1022 | 0.18–0.23 | 0.70–1.00 | 0.040 | 0.050 | |
| 1025 | 0.22–0.28 | 0.30–0.60 | 0.040 | 0.050 | |
| 1026 | 0.22–0.28 | 0.60–0.90 | 0.040 | 0.050 | |
| 1030 | 0.28–0.34 | 0.60–0.90 | 0.040 | 0.050 | |
| 1035 | 0.32–0.38 | 0.60–0.90 | 0.040 | 0.050 | |
| 1040 | 0.37–0.44 | 0.60–0.90 | 0.040 | 0.050 | |
| 1045 | 0.43–0.50 | 0.60–0.90 | 0.040 | 0.050 | |
| 1050 | 0.48–0.55 | 0.60–0.90 | 0.040 | 0.050 | |
| 1518 | 0.15–0.21 | 1.10–1.40 | 0.040 | 0.050 | |
| 1524 | 0.19–0.25 | 1.35–1.65 | 0.040 | 0.050 | |
| 1541 | 0.36–0.44 | 1.35–1.65 | 0.040 | 0.050 | |
A Mipata ndi malire operekedwa patebuloli amagwira ntchito pakuwunika kutentha; kupatula monga momwe akufunira6.1, kusanthula kwazinthu kumatengera zololera zowonjezera zomwe zaperekedwa mu Gulu Nambala 5.
| TABLE 3 Zofunikira za Chemical pazitsulo za Aloyi | |||||||||
| ZINDIKIRANI | 1-Magawo ndi malire omwe ali patebuloli amagwira ntchito pazitsulo zosapitirira 200 in.2(1290 cm)2) m'malo osiyanasiyana. | ||||||||
| ZINDIKIRANI | 2-Zing'onozing'ono zazinthu zina zilipo muzitsulo za alloy zomwe sizinatchulidwe kapena zofunikira. Zinthu izi zimawonedwa ngati zosayembekezereka | ||||||||
| ndipo akhoza kukhalapo paziwerengero zotsatirazi: mkuwa, 0,35%; nickel, 0.25%; chromium, 0,20%; molybdenum, 0.10%. | |||||||||
| ZINDIKIRANI | 3-Magawo ndi malire omwe aperekedwa patebuloli amagwira ntchito pakuwunika kutentha; kupatula monga momwe akufunira6.1, kusanthula kwazinthu kumatengera zomwe zikugwiritsidwa ntchito | ||||||||
| kulolera kowonjezera koperekedwa mu Table Number 5. | |||||||||
| GuluA,B | Malire a Chemical Composition,% | |||||||
| Designa- | ||||||||
| Mpweya | Manganese | Phospho- | Sulfure,C,D | Silikoni | Nickel | Chromium | Molybde - | |
| tion | ||||||||
| rus,Cmax | max | num | ||||||
| 1330 | 0.28–0.33 | 1.60–1.90 | 0.04 | 0.04 | 0.15–0.35 | … | … | … |
| 1335 | 0.33–0.38 | 1.60–1.90 | 0.04 | 0.04 | 0.15–0.35 | … | … | … |
| 1340 | 0.38–0.43 | 1.60–1.90 | 0.04 | 0.04 | 0.15–0.35 | … | … | … |
| 1345 | 0.43–0.48 | 1.60–1.90 | 0.04 | 0.04 | 0.15–0.35 | … | … | … |
| 3140 | 0.38–0.43 | 0.70–0.90 | 0.04 | 0.04 | 0.15–0.35 | 1.10–1.40 | 0.55–0.75 | … |
| E3310 | 0.08–0.13 | 0.45–0.60 | 0.025 | 0.025 | 0.15–0.35 | 3.25–3.75 | 1.40–1.75 | … |
| 4012 | 0.09–0.14 | 0.75–1.00 | 0.04 | 0.04 | 0.15–0.35 | … | … | 0.15–0.25 |
| 4023 | 0.20–0.25 | 0.70–0.90 | 0.04 | 0.04 | 0.15–0.35 | … | … | 0.20–0.30 |
| 4024 | 0.20–0.25 | 0.70–0.90 | 0.04 | 0.035−0.050 | 0.15–0.35 | … | … | 0.20–0.30 |
| 4027 | 0.25–0.30 | 0.70–0.90 | 0.04 | 0.04 | 0.15–0.35 | … | … | 0.20–0.30 |
| 4028 | 0.25–0.30 | 0.70–0.90 | 0.04 | 0.035−0.050 | 0.15–0.35 | … | … | 0.20–0.30 |
| 4037 | 0.35–0.40 | 0.70–0.90 | 0.04 | 0.04 | 0.15–0.35 | … | … | 0.20–0.30 |
| 4042 | 0.40–0.45 | 0.70–0.90 | 0.04 | 0.04 | 0.15–0.35 | … | … | 0.20–0.30 |
| 4047 | 0.45–0.50 | 0.70–0.90 | 0.04 | 0.04 | 0.15–0.35 | … | … | 0.20–0.30 |
| 4063 | 0.60–0.67 | 0.75–1.00 | 0.04 | 0.04 | 0.15–0.35 | … | … | 0.20–0.30 |
| 4118 | 0.18–0.23 | 0.70–0.90 | 0.04 | 0.04 | 0.15–0.35 | … | 0.40–0.60 | 0.08–0.15 |
| 4130 | 0.28–0.33 | 0.40–0.60 | 0.04 | 0.04 | 0.15–0.35 | … | 0.80–1.10 | 0.15–0.25 |
| 4135 | 0.32–0.39 | 0.65–0.95 | 0.04 | 0.04 | 0.15–0.35 | … | 0.80–1.10 | 0.15–0.25 |
| 4137 | 0.35–0.40 | 0.70–0.90 | 0.04 | 0.04 | 0.15–0.35 | … | 0.80–1.10 | 0.15–0.25 |
| 4140 | 0.38–0.43 | 0.75–1.00 | 0.04 | 0.04 | 0.15–0.35 | … | 0.80–1.10 | 0.15–0.25 |
| 4142 | 0.40–0.45 | 0.75–1.00 | 0.04 | 0.04 | 0.15–0.35 | … | 0.80–1.10 | 0.15–0.25 |
| 4145 | 0.43–0.48 | 0.75–1.00 | 0.04 | 0.04 | 0.15–0.35 | … | 0.80–1.10 | 0.15–0.25 |
| 4147 | 0.45–0.50 | 0.75–1.00 | 0.04 | 0.04 | 0.15–0.35 | … | 0.80–1.10 | 0.15–0.25 |
| 4150 | 0.48–0.53 | 0.75–1.00 | 0.04 | 0.04 | 0.15–0.35 | … | 0.80–1.10 | 0.15–0.25 |
| 4320 | 0.17–0.22 | 0.45–0.65 | 0.04 | 0.04 | 0.15–0.35 | 1.65–2.00 | 0.40–0.60 | 0.20–0.30 |
| 4337 | 0.35–0.40 | 0.60–0.80 | 0.04 | 0.04 | 0.15–0.35 | 1.65–2.00 | 0.70–0.90 | 0.20–0.30 |
| E4337 | 0.35–0.40 | 0.65–0.85 | 0.025 | 0.025 | 0.15–0.35 | 1.65–2.00 | 0.70–0.90 | 0.20–0.30 |
| 4340 | 0.38–0.43 | 0.60–0.80 | 0.04 | 0.04 | 0.15–0.35 | 1.65–2.00 | 0.70–0.90 | 0.20–0.30 |
| E4340 | 0.38–0.43 | 0.65–0.85 | 0.025 | 0.025 | 0.15–0.35 | 1.65–2.00 | 0.70–0.90 | 0.20–0.30 |
| 4422 | 0.20–0.25 | 0.70–0.90 | 0.04 | 0.04 | 0.15–0.35 | … | … | 0.35–0.45 |
| 4427 | 0.24–0.29 | 0.70–0.90 | 0.04 | 0.04 | 0.15–0.35 | … | … | 0.35–0.45 |
| 4520 | 0.18–0.23 | 0.45–0.65 | 0.04 | 0.04 | 0.15–0.35 | … | … | 0.45–0.60 |
| 4615 | 0.13–0.18 | 0.45–0.65 | 0.04 | 0.04 | 0.15–0.35 | 1.65–2.00 | … | 0.20–0.30 |
| 4617 | 0.15–0.20 | 0.45–0.65 | 0.04 | 0.04 | 0.15–0.35 | 1.65–2.00 | … | 0.20–0.30 |
| 4620 | 0.17–0.22 | 0.45–0.65 | 0.04 | 0.04 | 0.15–0.35 | 1.65–2.00 | … | 0.20–0.30 |
| 4621 | 0.18–0.23 | 0.70–0.90 | 0.04 | 0.04 | 0.15–0.35 | 1.65–2.00 | … | 0.20–0.30 |
| 4718 | 0.16–0.21 | 0.70–0.90 | 0.04 | 0.04 | 0.15–0.35 | 0.90–1.20 | 0.35–0.55 | 0.30–0.40 |
| 4720 | 0.17–0.22 | 0.50–0.70 | 0.04 | 0.04 | 0.15–0.35 | 0.90–1.20 | 0.35–0.55 | 0.15–0.25 |
| 4815 | 0.13–0.18 | 0.40–0.60 | 0.04 | 0.04 | 0.15–0.35 | 3.25–3.75 | … | 0.20–0.30 |
| 4817 | 0.15–0.20 | 0.40–0.60 | 0.04 | 0.04 | 0.15–0.35 | 3.25–3.75 | … | 0.20–0.30 |
| 4820 | 0.18–0.23 | 0.50–0.70 | 0.04 | 0.04 | 0.15–0.35 | 3.25–3.75 | … | 0.20–0.30 |
| 5015 | 0.12–0.17 | 0.30–0.50 | 0.04 | 0.04 | 0.15–0.35 | … | 0.30–0.50 | … |
| 5046 | 0.43–0.50 | 0.75–1.00 | 0.04 | 0.04 | 0.15–0.35 | … | 0.20–0.35 | … |
| 5115 | 0.13–0.18 | 0.70–0.90 | 0.04 | 0.04 | 0.15–0.35 | … | 0.70–0.90 | … |
| 5120 | 0.17–0.22 | 0.70–0.90 | 0.04 | 0.04 | 0.15–0.35 | … | 0.70–0.90 | … |
| 5130 | 0.28–0.33 | 0.70–0.90 | 0.04 | 0.04 | 0.15–0.35 | … | 0.80–1.10 | … |
| 5132 | 0.30–0.35 | 0.60–0.80 | 0.04 | 0.04 | 0.15–0.35 | … | 0.75–1.00 | … |
| 5135 | 0.33–0.38 | 0.60–0.80 | 0.04 | 0.04 | 0.15–0.35 | … | 0.80–1.05 | … |
| 5140 | 0.38–0.43 | 0.70–0.90 | 0.04 | 0.04 | 0.15–0.35 | … | 0.70–0.90 | … |
| 5145 | 0.43–0.48 | 0.70–0.90 | 0.04 | 0.04 | 0.15–0.35 | … | 0.70–0.90 | … |
| 5147 | 0.46–0.51 | 0.70–0.95 | 0.04 | 0.04 | 0.15–0.35 | … | 0.85–1.15 | … |
| 5150 | 0.48–0.53 | 0.70–0.90 | 0.04 | 0.04 | 0.15–0.35 | … | 0.70–0.90 | … |
| 5155 | 0.51–0.59 | 0.70–0.90 | 0.04 | 0.04 | 0.15–0.35 | … | 0.70–0.90 | … |
| 5160 | 0.56–0.64 | 0.75–1.00 | 0.04 | 0.04 | 0.15–0.35 | … | 0.70–0.90 | … |
| 52100E | 0.93–1.05 | 0.25–0.45 | 0.025 | 0.015 | 0.15–0.35 | 0.25 max | 1.35–1.60 | 0.10 max |
| E50100 | 0.98–1.10 | 0.25–0.45 | 0.025 | 0.025 | 0.15–0.35 | … | 0.40–0.60 | … |
| E51100 | 0.98–1.10 | 0.25–0.45 | 0.025 | 0.025 | 0.15–0.35 | … | 0.90–1.15 | … |
| E52100 | 0.98–1.10 | 0.25–0.45 | 0.025 | 0.025 | 0.15–0.35 | … | 1.30–1.60 | … |
| Vanadium | ||||||||
| 6118 | 0.16–0.21 | 0.50–0.70 | 0.04 | 0.04 | 0.15–0.35 | … | 0.50–0.70 | 0.10–0.15 |
| 6120 | 0.17–0.22 | 0.70–0.90 | 0.04 | 0.04 | 0.15–0.35 | … | 0.70–0.90 | 0.10 min |
| 6150 | 0.48–0.53 | 0.70–0.90 | 0.04 | 0.04 | 0.15–0.35 | … | 0.80–1.10 | 0.15 mphindi |
| Aluminiyamu | Molybdenum | |||||||
| E7140 | 0.38–0.43 | 0.50–0.70 | 0.025 | 0.025 | 0.15–0.40 | 0.95–1.30 | 1.40–1.80 | 0.30–0.40 |
| Nickel | ||||||||
| 8115 | 0.13–0.18 | 0.70–0.90 | 0.04 | 0.04 | 0.15–0.35 | 0.20–0.40 | 0.30–0.50 | 0.08–0.15 |
| 8615 | 0.13–0.18 | 0.70–0.90 | 0.04 | 0.04 | 0.15–0.35 | 0.40–0.70 | 0.40–0.60 | 0.15–0.25 |
| 8617 | 0.15–0.20 | 0.70–0.90 | 0.04 | 0.04 | 0.15–0.35 | 0.40–0.70 | 0.40–0.60 | 0.15–0.25 |
| 8620 | 0.18–0.23 | 0.70–0.90 | 0.04 | 0.04 | 0.15–0.35 | 0.40–0.70 | 0.40–0.60 | 0.15–0.25 |
| 8622 | 0.20–0.25 | 0.70–0.90 | 0.04 | 0.04 | 0.15–0.35 | 0.40–0.70 | 0.40–0.60 | 0.15–0.25 |
| 8625 | 0.23–0.28 | 0.70–0.90 | 0.04 | 0.04 | 0.15–0.35 | 0.40–0.70 | 0.40–0.60 | 0.15–0.25 |
| 8627 | 0.25–0.30 | 0.70–0.90 | 0.04 | 0.04 | 0.15–0.35 | 0.40–0.70 | 0.40–0.60 | 0.15–0.25 |
| 8630 | 0.28–0.33 | 0.70–0.90 | 0.04 | 0.04 | 0.15–0.35 | 0.40–0.70 | 0.40–0.60 | 0.15–0.25 |
| 8637 | 0.35–0.40 | 0.75–1.00 | 0.04 | 0.04 | 0.15–0.35 | 0.40–0.70 | 0.40–0.60 | 0.15–0.25 |
| 8640 | 0.38–0.43 | 0.75–1.00 | 0.04 | 0.04 | 0.15–0.35 | 0.40–0.70 | 0.40–0.60 | 0.15–0.25 |
| 8642 | 0.40–0.45 | 0.75–1.00 | 0.04 | 0.04 | 0.15–0.35 | 0.40–0.70 | 0.40–0.60 | 0.15–0.25 |
| 8645 | 0.43–0.48 | 0.75–1.00 | 0.04 | 0.04 | 0.15–0.35 | 0.40–0.70 | 0.40–0.60 | 0.15–0.25 |
| 8650 | 0.48–0.53 | 0.75–1.00 | 0.04 | 0.04 | 0.15–0.35 | 0.40–0.70 | 0.40–0.60 | 0.15–0.25 |
| 8655 | 0.51–0.59 | 0.75–1.00 | 0.04 | 0.04 | 0.15–0.35 | 0.40–0.70 | 0.40–0.60 | 0.15–0.25 |
| 8660 | 0.55–0.65 | 0.75–1.00 | 0.04 | 0.04 | 0.15–0.35 | 0.40–0.70 | 0.40–0.60 | 0.15–0.25 |
| 8720 | 0.18–0.23 | 0.70–0.90 | 0.04 | 0.04 | 0.15–0.35 | 0.40–0.70 | 0.40–0.60 | 0.20–0.30 |
| 8735 | 0.33–0.38 | 0.75–1.00 | 0.04 | 0.04 | 0.15–0.35 | 0.40–0.70 | 0.40–0.60 | 0.20–0.30 |
| 8740 | 0.38–0.43 | 0.75–1.00 | 0.04 | 0.04 | 0.15–0.35 | 0.40–0.70 | 0.40–0.60 | 0.20–0.30 |
| 8742 | 0.40–0.45 | 0.75–1.00 | 0.04 | 0.04 | 0.15–0.35 | 0.40–0.70 | 0.40–0.60 | 0.20–0.30 |
| 8822 | 0.20–0.25 | 0.75–1.00 | 0.04 | 0.04 | 0.15–0.35 | 0.40–0.70 | 0.40–0.60 | 0.30–0.40 |
| 9255 | 0.51–0.59 | 0.60–0.80 | 0.04 | 0.04 | 1.80–2.20 | … | 0.60–0.80 | … |
| 9260 | 0.56–0.64 | 0.75–1.00 | 0.04 | 0.04 | 1.80–2.20 | … | … | … |
| 9262 | 0.55–0.65 | 0.75–1.00 | 0.04 | 0.04 | 1.80–2.20 | … | 0.25–0.40 | … |
| E9310 | 0.08–0.13 | 0.45–0.65 | 0.025 | 0.025 | 0.15–0.35 | 3.00–3.50 | 1.00–1.40 | 0.08–0.15 |
| 9840 | 0.38–0.42 | 0.70–0.90 | 0.04 | 0.04 | 0.15–0.35 | 0.85–1.15 | 0.70–0.90 | 0.20–0.30 |
| 9850 | 0.48–0.53 | 0.70–0.90 | 0.04 | 0.04 | 0.15–0.35 | 0.85–1.15 | 0.70–0.90 | 0.20–0.30 |
| 50B40 | 0.38–0.42 | 0.75–1.00 | 0.04 | 0.04 | 0.15–0.35 | … | 0.40–0.60 | … |
| 50B44 | 0.43–0.48 | 0.75–1.00 | 0.04 | 0.04 | 0.15–0.35 | … | 0.40–0.60 | … |
| 50B46 | 0.43–0.50 | 0.75–1.00 | 0.04 | 0.04 | 0.15–0.35 | … | 0.20–0.35 | … |
| 50B50 | 0.48–0.53 | 0.74–1.00 | 0.04 | 0.04 | 0.15–0.35 | … | 0.40–0.60 | … |
| 50B60 | 0.55–0.65 | 0.75–1.00 | 0.04 | 0.04 | 0.15–0.35 | … | 0.40–0.60 | … |
| 51B60 | 0.56–0.64 | 0.75–1.00 | 0.04 | 0.04 | 0.15–0.35 | … | 0.70–0.90 | … |
| 81B45 | 0.43–0.48 | 0.75–1.00 | 0.04 | 0.04 | 0.15–0.35 | 0.20–0.40 | 0.35–0.55 | 0.08–0.15 |
| 86B45 | 0.43–0.48 | 0.75–1.00 | 0.04 | 0.04 | 0.15–0.35 | 0.40–0.70 | 0.40–0.60 | 0.15–0.25 |
| 94B15 | 0.13–0.18 | 0.75–1.00 | 0.04 | 0.04 | 0.15–0.35 | 0.30–0.60 | 0.30–0.50 | 0.08–0.15 |
| 94B17 | 0.15–0.20 | 0.75–1.00 | 0.04 | 0.04 | 0.15–0.35 | 0.30–0.60 | 0.30–0.50 | 0.08–0.15 |
| 94B30 | 0.28–0.33 | 0.75–1.00 | 0.04 | 0.04 | 0.15–0.35 | 0.30–0.60 | 0.30–0.50 | 0.08–0.15 |
| 94b40 | 0.38–0.43 | 0.75–1.00 | 0.04 | 0.04 | 0.15–0.35 | 0.30–0.60 | 0.30–0.50 | 0.08–0.15 |
B Magiredi asonyezedwa patebulo ili ndi chilembo B, monga 50B40, akuyembekezeka kukhala ndi 0.0005 % kuwongolera kocheperako kwa boron. AMagiredi asonyezedwa patebuloli okhala ndi chilembo choyambirira E nthawi zambiri amapangidwa ndi ng'anjo yamagetsi yamagetsi. Zina zonse nthawi zambiri zimapangidwa ndi njira yoyambira-yotseguka-yotseguka koma imatha kupangidwa ndi njira yamagetsi yamagetsi ndi zosintha za phosphorous ndi sulfure.
CZochepa za phosphorous sulfure panjira iliyonse ndi izi:
Ng'anjo yamagetsi yoyambira 0.025 max% Acid ng'anjo yamagetsi 0.050 max%
Malo oyambira otseguka 0.040 max% Acid otseguka poyambira 0.050 max%
D Zochepa komanso zochulukirapo za sulfure zimawonetsa zitsulo zowonjezeredwa.
EWogula atha kufotokoza izi: mkuwa, 0,30%; aluminiyamu, 0.050%; ndi mpweya, 0.0015 %.
Mechanical Property
Makhalidwe Okhazikika Okhazikika, Kuuma ndi Kutentha Kwamagawo Ena Odziwika Kwambiri a Carbon ndi Alloy Steels
CW—Cold Worked SR—Stress Relieved A—Annealed N—NormalizedA Zotsatirazi ndi tanthauzo la zizindikiro za mikhalidwe yosiyanasiyana: HR—Hot Rolle
| Gulu | Condi- | Zomaliza | Zotuluka | Elongation | Rockwell, | ||||
| Kupanga- | tionA | Mphamvu, | Mphamvu, | mu 2 mu | Kuuma | ||||
| fuko | 50 mm, % | B Sikelo | |||||||
| ksi | MPa | ksi | MPa | ||||||
| 1020 | HR | 50 | 345 | 32 | 221 | 25 | 55 | ||
| CW | 70 | 483 | 60 | 414 | 5 | 75 | |||
| SR | 65 | 448 | 50 | 345 | 10 | 72 | |||
| A | 48 | 331 | 28 | 193 | 30 | 50 | |||
| N | 55 | 379 | 34 | 234 | 22 | 60 | |||
| 1025 | HR | 55 | 379 | 35 | 241 | 25 | 60 | ||
| CW | 75 | 517 | 65 | 448 | 5 | 80 | |||
| SR | 70 | 483 | 55 | 379 | 8 | 75 | |||
| A | 53 | 365 | 30 | 207 | 25 | 57 | |||
| N | 55 | 379 | 36 | 248 | 22 | 60 | |||
| 1035 | HR | 65 | 448 | 40 | 276 | 20 | 72 | ||
| CW | 85 | 586 | 75 | 517 | 5 | 88 | |||
| SR | 75 | 517 | 65 | 448 | 8 | 80 | |||
| A | 60 | 414 | 33 | 228 | 25 | 67 | |||
| N | 65 | 448 | 40 | 276 | 20 | 72 | |||
| 1045 | HR | 75 | 517 | 45 | 310 | 15 | 80 | ||
| CW | 90 | 621 | 80 | 552 | 5 | 90 | |||
| SR | 80 | 552 | 70 | 483 | 8 | 85 | |||
| A | 65 | 448 | 35 | 241 | 20 | 72 | |||
| N | 75 | 517 | 48 | 331 | 15 | 80 | |||
| 1050 | HR | 80 | 552 | 50 | 345 | 10 | 85 | ||
| SR | 82 | 565 | 70 | 483 | 6 | 86 | |||
| A | 68 | 469 | 38 | 262 | 18 | 74 | |||
| N | 78 | 538 | 50 | 345 | 12 | 82 | |||
| 1118 | HR | 50 | 345 | 35 | 241 | 25 | 55 | ||
| CW | 75 | 517 | 60 | 414 | 5 | 80 | |||
| SR | 70 | 483 | 55 | 379 | 8 | 75 | |||
| A | 50 | 345 | 30 | 207 | 25 | 55 | |||
| N | 55 | 379 | 35 | 241 | 20 | 60 | |||
| 1137 | HR | 70 | 483 | 40 | 276 | 20 | 75 | ||
| CW | 80 | 552 | 65 | 448 | 5 | 85 | |||
| SR | 75 | 517 | 60 | 414 | 8 | 80 | |||
| A | 65 | 448 | 35 | 241 | 22 | 72 | |||
| N | 70 | 483 | 43 | 296 | 15 | 75 | |||
| 4130 | HR | 90 | 621 | 70 | 483 | 20 | 89 | ||
| SR | 105 | 724 | 85 | 586 | 10 | 95 | |||
| A | 75 | 517 | 55 | 379 | 30 | 81 | |||
| N | 90 | 621 | 60 | 414 | 20 | 89 | |||
| 4140 | HR | 120 | 855 | 90 | 621 | 15 | 100 | ||
| SR | 120 | 855 | 100 | 689 | 10 | 100 | |||
| A | 80 | 552 | 60 | 414 | 25 | 85 | |||
| N | 120 | 855 | 90 | 621 | 20 | 100 | |||
d
Chofunikira Choyesa
Mayeso Olimba, Mayeso Ovuta, Mayeso Osawononga, Ukhondo Wachitsulo, Kuwumitsa, Kuyesa Kuwotcha
Kupereka Mphamvu
Mphamvu Yopereka: Matani 2000 pamwezi Pagulu lililonse la ASTM A519-2006 Pipe yachitsulo
Kupaka
M'mitolo Ndipo M'bokosi Lamphamvu Lamatabwa
Kutumiza
7-14 masiku ngati katundu, 30-45 masiku kubala
Malipiro
30% depsoit, 70% L/C kapena B/L buku kapena 100% L/C pakuona
Tsatanetsatane wa Zamalonda
Mapaipi/Makina & Feteleza
GB/T8162-2008
ASTM A519-2006
EN 10210-1-2006
ASTM A53/A53M-2012
GB9948-2006
GB6479-2013
