... B36. 10M-1996,API 5LJIS G3461, JIS G3456, J IS G3452,JIS G3454,JIS G3455,JIS G3457,DIN 2448,DIN1626,DIN17175, DIN1629Material10#,20#,Q235,Q345ST37 ... ,BV,etcCapacity10,000tons/month Advantages1.without oxidation both outer wall and inner wall2.under high pressure without leakage3.high-precision4.high ...