ASTM A269 Seamless Stainless Instrumentation Tube, Clean ID | 304L/316L Shaanxi Shangyou Stainless Steel Co., Ltd. supplies astm a269 seamless stainless instrumentation tube, clean id | 304l/316l for buyers whose primary search intent is instrumentation, analyzer and hydraulic control tubing, not generic stainless or nickel-alloy stock. The page should be quoted against the selected standard edition, the equipment or component drawing and the governing design code. Seamless