进一步细节记载于随信寄送的31896号发货单上.Further details are contained in our enclosed invoice No.31896.请将含空运费在内的临时发货单寄给本公司.Please send us the pro forma invoice including the air freight.烦请在发货单上写明本公司的参照号码.Would you please write our refer...
阀座环–硬面阀座环焊入阀体内.Seat Ring – hard faced seat rings are welded to body.整体后座–硬面,使用寿命最长.Integral Backseat – hard faced for maximum backseat life.带有H的阀内件型号具有钴合金硬面阀座环表面.Trim numbers with H have cobalt alloy hard faced seat ring...