Bututun Karfe mara sumul Spcification, Standards da Grade.

Ana amfani da bututun ƙarfe marasa sulke sosai a masana'antu daban-daban don jigilar ruwa da iskar gas, da kuma don aikace-aikacen tsari. Ana ƙera su ba tare da walda ko dinki ba, wanda ke sa su zama masu ƙarfi da aminci. Takamaiman bayanai, ƙa'idodi, da maki donbututun ƙarfe marasa sumulzai iya bambanta dangane da takamaiman buƙatun aikace-aikacen. Ga wasu ƙayyadaddun bayanai, ƙa'idodi, da maki da ake amfani da su akai-akai don bututun ƙarfe marasa tsari:

Bayani dalla-dalla:ASTM A106- Takamaiman Bayani na Daidaitacce don Bututun Karfe na Carbon mara sumul don Sabis na Zafi Mai Tsayi

1. Wannan ƙayyadadden bayani ya shafi bututun ƙarfe mara shinge don amfani da shi a yanayin zafi mai yawa. Ya haɗa da matakai daban-daban kamar A, B, da C.

Bayani dalla-dalla:ASTM A53- Takamaiman Bayani na Bututu, Karfe, Baƙi da An tsoma a cikin ruwan zafi, An shafa a cikin Zinc, An haɗa shi da walda kuma ba shi da sumul

1. Wannan ƙayyadadden bayani ya ƙunshi bututun ƙarfe mai launin baƙi da aka tsoma a cikin ruwan zafi wanda ba shi da matsala da kuma naɗawa. Ya haɗa da matakai daban-daban kamar A, B, da C.

Bayani dalla-dalla:API 5L- Bayani dalla-dalla game da bututun Layi

1. Wannan ƙayyadaddun bayanai ya shafi bututun layin ƙarfe mara sulke da walda don aikace-aikace daban-daban. Ya haɗa da matakai daban-daban kamarAPI 5L Grade B, X42, X52, X60, X65, da sauransu.

ƙayyadewa:ASTM A252- yana ƙayyade buƙatun bututun ƙarfe masu walda da marasa tsari don amfani a cikin gine-gine da aikace-aikacen gini.

1. Tsarin ASTM A252 ya ƙunshi matakai uku na tarin bututun ƙarfe: Aji na 1, Aji na 2, da Aji na 3. Kowane aji yana da halaye daban-daban na injiniya, gami da ƙarancin ƙarfin samarwa da ƙarancin ƙarfin juriya, don biyan takamaiman buƙatun aikin.