Dab tsi yog qhov txawv ntawm a515 thiab a516
ASTM A554 Stainless Hlau Tube
Stainless hlau yeeb nkab rau Mechanical
ASTM A312 / ASTM A778 Stainless Hlau Welded Tubes
Stainless hlau yeeb nkab rau Industrial
41Cr4 1.7035 Alloy Steel Phaj
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38Cr2 1.7003 Alloy Steel Phaj
EN10083-3 30MnB5 High Alloy Steel Phaj