... Thickness: 3 - 60 mm 1. Specification: Product name: astm a53 steel pipes Standard: ASME B36.10, API, 5L JIS, DIN 1629, ... inspection.Application range:Petroleum, chemical, power, gas, stream, metallurgy, ship building, liquid, water transportation, structure, construction, etc ... strictly. We have professional pipe fittings and steel pipes production equipment in China, all of products are produced by ...