boolal

ASTM A320 L7 Stud Bolts waxaa loogu talagalay waxqabadka heerkulka hooseeya. Xidhiidhiyayaashan waxaa caadi ahaan loo isticmaalaa valves, flanges, qalabyada iyo weelasha cadaadiska. Tilmaamaha ASTM-ku wuxuu ku talinayaa qiimaha ugu yar ee saamaynta 20-ft-lbf -150F ee ASTM A320 L7.

Miraha leh cabbir magac ahaan ka badan 1 inji waa inay noqdaan UNC Taxanaha Heerka 2B taam ah ama 8 UN Taxane ah oo ku habboon 2B. Awood sare ASTM A194 grade 2H nuts ayaa ku badan suuqa waxaana inta badan lagu badalaa ASTM A563 darajada DH lowska sababtoo ah helitaan xadidan ee looska DH ee dhexroorka iyo dhamaadka qaarkood.

Tilmaamaha ASTM A194 waxay dabooshaa kaarboon, daawaha iyo looska birta aan-lahayn ee cadaadiska sare iyo \/ama adeegga heerkulka sare. Heerka Qaranka Mareykanka Heavy Duty Hex Series (ANSI B 18.2.2) waa in la adeegsadaa haddii aan si kale loo cayimin. Miraha aan ka badnayn 1 inch ee cabbirka magaca ah waa in ay waafaqaan UNC Taxanaha Heerka 2B.

ASTM A194 Class 2h boolal waa bir saldhig kaarboon ah oo culus hex nuts ah. Maaddada Sa194-2h waa lowska xoogga sare ee caadiga ah. Tilmaamahaan ASTM A194 Class 2h washers waxaa sida caadiga ah loo isticmaalaa iyadoo lala kaashanayo heerarka soo socda ee xiraha - A193 Class B7, A325, A490.

ASTM A194 2H Heavy Duty Hex Bolts waa badeecada ugu muhiimsan waxayna ku jiraan kayd. HT PIPE waa alaab-qeybiye hormuud u ah ASTM A194 2H Heavy Duty Hex Nuts. Kuwani waa boolal nooca hex-ka ah oo culus sida ay tilmaameyso qeexida ASTM A-193.