what is tp304h material
PVC packing, carton packing, or as customer request woodeng case. ASTM A312 TP304H Stainless Steel Seamless Pipes & Tubes have to arrive safely, quickly and without damages at their destination in any part of the world. Packing is also an essential part of quality assurance. ASTM A312 / A312M STAINLESS STEEL PIPE & TUBING 316 GR. 2  ASTM A312 / A312M STAINLESS STEEL SEAMLESS PIPE & TUBING 316 GR. 3  ASTM A312 / A312M STAINLESS STEEL ERW PIPE & TUBING 316 GR. 4  ASTM A312 / A312M STAINLESS STEEL PIPE & TUBING 316L GR.