carbon steel cap
Alloy Steel: A234 WP1/WP2/WP5/WP9/WP11/WP12/WP22/WP91, etc; Stainless Steel: A403 WP304/304L; WP316/316L/316H;WP347H，etc. ...
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product details：
Cap:
Material:
Carbon Steel: ASTM/ASME A234 WPB/WPC; A420 WPL6; ASTM A860 WPHY42/52 /60/65/70/75, ST37.0, ST35.8, ST45.8, 10CRMo910, 15CrMo, 12Cr1MoV,etc;
Alloy Steel: A234 WP1/WP2/WP5/WP9/WP11/WP12/WP22/WP91, etc;
Stainless Steel: A403 WP304/304L; WP316/316L/316H;WP347H，etc.
Wall Thickness: SCH5S~XXS
Standard:
ASME B16.9, ASME B16.28, ASME B16.25-2007;
GOST 17375 / 17376 / 17378 / 17379;
DIN 2605 / 2615 /2616 /2617 ;
EN 10253-1-1991,EN 10253-2-2007;
JIS B 2311,JIS B 2312,JIS B 2313-2009;
MSS SP 75-2008,MSS SP 43-2008
Usage： Petroleum, chemical, power plant, etc
Surface: black painting ,anti rust oil ,galvanized etc.
Packing :wooden cases ,pallets ,knit bags ,naked packing .
