... , WP11, WP12, WP22, WP5, WP9, WP91DIN:1.7335, 1.7380, 1.0488, 1.0566JIS:PA22, PA23,PA24, PA25, PL380Stainless SteelASTM:ASTM ... /304L, WP316/316L, WP321, WP347, WPS 31254DIN:1.4301, 1.4306, 1.4401, 1.4571JIS:SUS304, SUS304L, SUS316, SUS316L, SUS3216.Standard: ... JIS2312, JIS2313, DIN2605, DIN2609, DIN2615, DIN2616, DIN2617, GB/T12459, MSS SP 75, BS, EN7.Application range: petroleum, chemical, oil and gas ...