Description

Product Name: National Standard Elbow GB/T12459
Product material classification is as follows:
Carbon Steel: ASTM/ASME A234 WPB, WPC
Alloy Steel: ASTM/ASME A234 WP1-WP12-WP11-WP22-WP5-WP9-WP91
15Mo3, 15CrMoV, 35CrMoV
Stainless Steel: ASTM/ASME A403 WP 304-304L-304H
ASTM/ASME A403 WP 316-316L-316H
ASTM/ASME A403 WP 321-321H ASTM/ASME A403 WP 347-347H
Low Temperature Steel: ASTM/ASME A402 WPL3-WPL6
High Performance Steel: ASTM/ASME A860 WPHY 42-46-52-60-65-70
Other Accessories: Marking on products (steel stamping, spray painting and letter printing)
Surface Treatment: Paint brushing for rust prevention; cold galvanizing and hot galvanizing treatment are also available.