;Maka ọkọlọtọ ASTM, ihe dị iche iche nwere ọkwa nchara dị iche iche, ewezuga ihe eji arụ ọrụ ha na ihe mejupụtara kemịkalụ, ihe ọla dị iche iche.

Enwere ndepụta maka ọkọlọtọ asm nwere ọkwa nchara dị iche iche.

Nkọwa ọkọlọtọ ASTM A53 / A53M maka Pipe, Steel, Black and Hot-Dipped, Zinc mkpuchi, Welded na enweghị nkebi.

Nkọwa ọkọlọtọ ASTM A106 / A106M maka ọkpọkọ carbon na-enweghị nkebi maka ọrụ okpomọkụ dị elu.

ASTM A134-96 Nkọwa ọkọlọtọ maka Pipe, Steel, Electric-Fusion (Arc) Welded (Nha NPS 16 na karịa)

Nkọwa ọkọlọtọ ASTM A135 / A135M maka Ọkụ eletrik-Igbochi-welded Steel Pipe

Nkọwa ọkọlọtọ ASTM A139/A139M maka Igwe ọkụ eletrik-Fusion (Arc) welded steel Pipe (NPS 4 na karịa)

Nkọwa ọkọlọtọ ASTM A178 / A178M maka Igwe ọkụ-na-eguzogide-gbanyere Carbon Steel na Carbon-Manganese Steel Boiler na Superheater Tubes

Nkọwa ọkọlọtọ ASTM A179 / A179M maka oyi na-enweghị nkebi nke nwere obere carbon steel okpomọkụ-exchange na condenser tubes.

Nkọwa ọkọlọtọ ASTM A192 / A192M maka tubes carbon steel na-enweghị nkebi maka ọrụ nrụgide dị elu.

Nkọwa ọkọlọtọ ASTM A210 / A210M maka igwe na-ekpo ọkụ na-ekpo ọkụ na-ekpo ọkụ na-ekpo ọkụ na-ekpo ọkụ.

Nkọwa ọkọlọtọ ASTM A214 / A214M maka Igwe ọkụ-nagide ọkụ-gbanyere Carbon Steel Heat-Exchange na Condenser Tubes

Nkọwa ọkọlọtọ ASTM A252 maka welded na enweghị nkebi ọkpọ ọkpọ

Nkọwa ọkọlọtọ ASTM A254/A254M maka Ọla kọpa-Brazed Steel Tubing

ASTM A381-96 (2012) Nkọwa ọkọlọtọ maka igwe-arc-welded steel Pipe maka iji ya na sistemụ mbufe nrụgide dị elu.

Nkọwa ọkọlọtọ ASTM A423 / A423M maka tubes igwe anaghị agba nchara na ọkụ eletrik.

Nkọwa ọkọlọtọ ASTM A450 / A450M maka ihe ndị achọrọ n'ozuzu maka Tubes Carbon na Alloy Alloy Steel Tubes

Nkọwa ọkọlọtọ ASTM A498 / A498M maka tubes Carbon Steel Heat-Exchanger Tubes na-enweghị nkebi na Welded nwere Fin Integral

Nkọwa ọkọlọtọ ASTM A500/A500M maka Oyi Haziri Welded na enweghị nkebi nke Carbon Steel Structural Tubing na gburugburu na n'ụdị.

Nkọwa ọkọlọtọ ASTM A501/A501M maka tubing arụrụ arụrụ nchara na enweghị nkebi

Nkọwa ọkọlọtọ ASTM A512 maka Tubing Carbon Steel Mechanical Tubing

Nkọwa ọkọlọtọ ASTM A513 / A513M maka Igwe ọkụ-na-eguzogide ọkụ-gbanyere carbon na Alloy Steel Mechanical Tubing

Nkọwa ọkọlọtọ ASTM A519 maka Carbon na-enweghị nkebi na igwe igwe ihe eji arụ ọrụ Alloy

Nkọwa ọkọlọtọ ASTM A523 maka Plain End enweghị enweghị nkebi na ọkụ eletrik-na-eguzogide welded steel pipe maka sekit ụdị eriri USB dị elu.

Nkọwa ọkọlọtọ ASTM A524 maka Pipe Carbon Steel na-enweghị nkebi maka ikuku na okpomọkụ dị ala.

Nkọwa ọkọlọtọ ASTM A530 / A530M maka ihe ndị chọrọ n'ozuzu maka Carbon pụrụ iche na Alloy Steel Pipe

Nkọwa ọkọlọtọ ASTM A556 / A556M maka tubes igwe na-ekpo ọkụ na-ekpo ọkụ na-enweghị ntụpọ

Nkọwa ọkọlọtọ ASTM A587-96 maka Electric-Resistance-Welded Low-Carbon Steel Pipe maka ụlọ ọrụ kemịkalụ

Nkọwa ọkọlọtọ ASTM A589 / A589M maka ọkpọkọ mmiri na-enweghị nkebi na welded Carbon Steel Water-Well Pipe

Nkọwa ọkọlọtọ ASTM A595 / A595M maka tubes igwe, Carbon dị ala ma ọ bụ ike dị ala dị ala, nke etinyere maka eji arụ ọrụ

Nkọwa ọkọlọtọ ASTM A618 / A618M maka welded na-ekpo ọkụ na-ekpo ọkụ na nke na-enweghị nkebi dị elu-ike dị ala-alloy Structural Tubing

Nkọwa ọkọlọtọ ASTM A671 / A671M maka ọkụ eletrik-Fusion-welded steel Pipe maka ikuku na okpomọkụ dị ala.

Nkọwa ọkọlọtọ ASTM A672/A672M maka Electric-Fusion-welded Steel Pipe maka ọrụ nrụgide dị elu na oke okpomọkụ.

Nkọwa ọkọlọtọ ASTM A691 / A691M maka Carbon na Alloy Steel Pipe, Eletrik-Fusion-welded maka ọrụ nrụgide dị elu na oke okpomọkụ.

Nkọwa ọkọlọtọ ASTM A733 maka Carbon Steel Welded na enweghị nkebi na Austenitic igwe anaghị agba nchara.

Nkọwa ọkọlọtọ ASTM A787/A787M maka Igwe ọkụ-nagide ọkụ-Welded Metallic Coated Carbon Steel Mechanical Tubing

Nkọwa ọkọlọtọ ASTM A795 / A795M maka mkpuchi Zinc nke oji na nke na-ekpo ọkụ na-ekpo ọkụ (galvanized) welded na enweghị nkebi maka iji nchekwa ọkụ.

Nkọwa ọkọlọtọ ASTM A822 / A822M maka igwe ikuku carbon na-adọkpụ na-enweghị nkebi maka ọrụ sistemu hydraulic.

Nkọwa ọkọlọtọ ASTM A847 / A847M maka oyi emebere welded na ike dị elu na-enweghị ntụpọ, tubing arụ ọrụ dị ala nwere nkwalite ikuku corrosion na-eguzogide.

Nkọwa ọkọlọtọ ASTM A865 / A865M maka njikọta eriri, igwe, ojii ma ọ bụ zinc mkpuchi (galvanized) Welded ma ọ bụ enweghị nkebi, maka iji ya na nkwonkwo ígwè ígwè.

Nkọwa ọkọlọtọ ASTM A972/A972M maka Fusion Bonded Epoxy-Coated Pipe Piles

Nkọwa ọkọlọtọ ASTM A1020 / A1020M maka tubes igwe, Carbon na Carbon Manganese, Fusion Welded, Maka Igwe ọkụ, Superheater, Onye na-agbanwe Okpomọkụ na Ngwa Condenser

Nkọwa ọkọlọtọ ASTM A1024 / A1024M maka ọkpọkọ igwe anaghị agba nchara, ojii, larịị-ọgwụgwụ, enweghị nkebi.

Nkọwa ọkọlọtọ ASTM A1037 / A1037M maka ọkpọkọ igwe anaghị agba nchara, ojii, ọkụ-butt-welded

Nkọwa ọkọlọtọ ASTM A1065/A1065M maka Igwe ọkụ-Fusion arụrụ oyi (Arc) Welded High-Strength Low-Alloy Structural Tubing n'ụdị, nwere 50 ksi [345 MPa] Opekempe Mbịakọta

Nkọwa ọkọlọtọ ASTM A1076 / A1076M maka Tubing Carbon Structural Steel Tubing nke emere site na igwe akwa akwa akwa.

Nkọwa ọkọlọtọ ASTM A1085 / A1085M maka akụkụ Structural Structural Carbon Steel welded nke oyi kpụrụ (HSS)

Nkọwa ọkọlọtọ ASTM A1097 maka ọkpọkọ casing ígwè, ọkụ eletrik (Arc) welded (n'èzí dayameta nke 10 in. na nnukwu)

Nkọwa ọkọlọtọ ASTM A1103 / A1103M maka Igwe ọkụ Carbon Steel Structural Frame Tubing maka ngwa ịgba ọsọ ụgbọ ala.