... corporation in China, specializing in many kinds of pipe fittings, if you need, please tell us. 1) ... " to 72" (seam pipe fittings)3) Wall thickness: Sch5-Sch160, XS, XXS, STD4) Standard: ASME B16.9, JIS, DIN, GB ... after-sale service7) Place of origin: Hebei, China (Mainland)8) Packaging: wooden cases or wooden pallet or as per ... the ISO9001:2000 strictly offer all size of steel elbow, pipe fitting