Dubawa

Kasuwancinmu yana ba da mahimmanci ga gudanarwa, gabatarwar ma'aikata masu basira, da kuma gina ginin ƙungiya, ƙoƙarin ƙoƙari don ƙara inganta daidaitattun daidaito da kuma alhaki ga abokan ciniki na ma'aikata. Kamfaninmu ya sami nasarar samun takardar shedar IS9001 da Takaddar CE ta Turai ta Cr Mo Alloy Seamless Steel Pipe, muna maraba da abokai daga kowane fanni na rayuwa don ba da haɗin kai tare da mu. Yawancin samfura sun cika ƙaƙƙarfan ƙa'idodin ƙa'idodin ƙasa da ƙasa kuma tare da sabis ɗin isar da ƙimar farko za ku sadar da su a kowane lokaci kuma a kowane wuri. Kuma saboda muna ma'amala a cikin duka bakan na carbon karfe da Cr Mo gami karfe bututu, mu abokan ciniki ba su da ɓata lokaci sayayya a kusa.

Aikace-aikace

Ana amfani da shi sosai don inji kuma ana amfani dashi don yin silinda na gas.include carbon da gami da ƙarfe mara nauyi na inji, kuma yana rufe duka bututun injin da aka gama da zafi da ƙarancin sanyi mai ƙarancin ƙarancin injin a cikin girma har zuwa ciki har da 12 3⁄4 in. (323.8 mm) diamita na waje don bututun zagaye tare da kaurin bango kamar yadda ake buƙata.

Babban Daraja

1018,1026,8620,4130,4140

Abubuwan Sinadari

SHAFIN 1 Abubuwan Buƙatun Sinadarai na Ƙarƙashin Carbon Karfe

^BIyaka sun shafi nazarin zafi; sai dai kamar yadda ake buƙata ta 6.1, nazarin samfur yana ƙarƙashin ƙarin haƙurin da aka dace da aka bayar a cikin Tebur 5.

TABLE 2 Abubuwan Bukatun Sinadarai na Sauran Karfe Carbon

A Ma'auni da iyakoki da aka bayar a cikin wannan tebur sun shafi nazarin zafi; sai dai yadda ake bukata6.1, Binciken samfur yana ƙarƙashin ƙarin abubuwan haƙuri da aka bayar a cikin Lamba na 5.

^B Makin da aka nuna a wannan tebur tare da harafin B, kamar 50B40, ana iya sa ran samun 0.0005 % mafi ƙarancin sarrafa boron. ^AMakin da aka nuna a cikin wannan tebur tare da harafin prefix E gabaɗaya ana kera su ta hanyar asali-lantarki-tanderu. Dukkanin sauran galibi ana kera su ta hanyar buɗaɗɗen zuciya amma ana iya kera su ta hanyar asali-lantarki-tanderu tare da daidaitawa a cikin phosphorus da sulfur.

^CIyakar sulfur na phosphorus ga kowane tsari sune kamar haka:

Tushen wutar lantarki 0.025 max % Acid wutar lantarki 0.050 max %

Babban buɗaɗɗen murhu 0.040 max % Acid buɗaɗɗen murhu 0.050 max %

^D Mafi ƙanƙanta da matsakaicin abun ciki na sulfur yana nuna karafa da aka sake gyarawa.

^EMai siye na iya ƙididdige madaidaicin adadin masu zuwa: jan karfe, 0.30 %; aluminum, 0.050%; da oxygen, 0.0015%.

Kayan Injiniya

Hannun Abubuwan Ƙarƙashin Ƙarƙashin Ƙarƙashin Ƙarƙashin Ƙarƙashin Ƙarƙashin Ƙarƙashin Ƙarƙashin Ƙarƙashin Ƙarƙashin Ƙarƙashin Ƙarƙashin Ƙarƙashin Ƙarƙashin Ƙarƙashin Ƙarƙashin Ƙarƙashin Ƙarƙashin Ƙarƙashin Ƙarƙashin Ƙarƙashin Ƙarƙashin Ƙarƙashin Ƙarƙashin Ƙarƙwara

CW—Cold Worked SR—An Rage Damuwa A—Annealed N—NormalizedA Waɗannan su ne ma’anar ma’anar alama don yanayi daban-daban: HR—Hot Rolle

d

Hakuri

Haƙuri na Diamita na Waje don Zagaye-Ƙaramar Tuba mai zafi^A,B,C

Haƙuri na diamita ba ya aiki ga daidaitacce da yanayin zafi ko kashewa da yanayin zafi.

B Mafi girman kewayon manyan bututun da aka gama zafi shine 1¹⁄2 in. (38.1 mm) zuwa 10³⁄4 ​​in. (273.0 mm) diamita na waje tare da kaurin bango aƙalla 3 % ko fiye na diamita na waje, amma bai gaza 0.095 in. (2.41 mm).

C Akwai manyan girma; tuntuɓi masana'anta don girma da haƙuri.

Hakurin Hakurin Kaurin bango don Zagaye Mai Zafi

Tuba

Haƙurin kaurin bango bazai iya aiki ga bangon 0.199 in. (5.05 mm) da ƙasa da haka; tuntuɓi masana'anta don jurewar bango akan irin girman bututun.
mafi mahimmancin girma, sa'an nan kuma ya kamata a ƙayyade bututu mai aikin sanyi zuwa cikin diamita da kauri na bango ko diamita na waje da diamita na ciki.
Bututun Injin Juya Mai Kauri-Bambanci a cikin diamita na waje da kaurin bango ba zai wuce juriya a cikin Teburi ba. Tebur yana ɗaukar haƙuri kamar yadda aka yi amfani da shi zuwa diamita na waje da kaurin bango kuma ya shafi ƙayyadadden girman.
Bututun Injin ƙasa—Bambancin a cikin diam-eter na waje ba zai wuce juriya a cikin Teburi ba. Ana samar da wannan samfurin ta hanyar bututu mai sanyi.
Lengths—Ana samar da bututun injina a tsawon niƙa, 5 ft (1.5m) da sama. Ana samar da takamaiman tsayin yanke lokacin da mai siye ya ƙayyade. Ana nuna haƙurin tsayi a cikin Tebur.
Madaidaicin-Haƙurin juzu'i don bututun zagaye mara kyau ba zai wuce adadin da aka nuna a Tebura ba.

Bukatar Gwaji

1. Gwajin Taurin
Lokacin da ake buƙatar iyakacin ƙarfi, za a tuntuɓi masana'anta. An jera nau'ikan tauri na yau da kullun a cikin Tebur .Lokacin da aka ƙayyade, za a yi gwajin taurin akan 1% na bututu.

2. Gwajin tashin hankali
Lokacin da ake buƙatar kaddarorin ɗaure, za a tuntuɓi masana'anta. An jera mahimman kaddarorin tensile na wasu mafi yawan maki da yanayin zafi a cikin tebur.

3. Gwaje-gwaje marasa lalacewa
Nau'o'in gwaje-gwaje na ultrasonic ko na lantarki marasa lalacewa suna samuwa. Gwajin da za a yi amfani da shi da iyakokin dubawa za a kafa su ta hanyar masana'anta da yarjejeniyar siye.

4.Flaring Test
Lokacin da akwai buƙatu na musamman don tsabtar ƙarfe, hanyoyin gwaji da iyakokin karɓa za a kafa su ta yarjejeniyar masana'anta da mai siye.

Cikakken Bayani

Bututun Injini/Chemical&Taki

GB/T8162-2008

Saukewa: ASTM A519-2006

TS EN 10210-1-2006

ASTM A53/A53M-2012

GB9948-2006

GB6479-2013

GB/T 17396-2009