JIS B2220 Japanese standard steel flange guide: 5K, 10K, 16K, 20K, 30K, SOP, SOH, WN, BL types, dimensions, bolt patterns, ASME/PN conversion. Quote in 30 min.
JIS B2220 is the Japanese Industrial Standard for steel pipe flanges utilized throughout Asian shipbuilding, marine, and industrial plant engineering projects.
JIS B2220 specifies dimensions, tolerances, materials, and testing for Japanese industrial steel pipe flanges in pressure ratings 2K through 63K.
A: '10K' represents a nominal pressure rating of approximately 10 kgf/cm² (1.0 MPa or ~150 psi). However, bolt patterns differ from ASME Class 150.
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