Alloy Tubing, Seamless Tubing, Nickel Alloy Tubing manufacturer / supplier in China, offering Male Adapter Size: 6mmod X 1/4"Mnpt, SS316, Tube to Male Thread Adapter, 904L Super Austenitic 300ml 1000ml 2000ml Seamless Liquefied Petroleum Gas Sample Cylinder Stainless Steel 316 1 4 Fnpt Sampling Cylinder for Oil Laboratory, 500ml 1000ml Stainless Steel High Pressure 3000psi Seamless Gas Sample Cylinders for Petrochemical Laboratory Sampling Systems and so on.