J41H-16C DN100低价销售美标截止阀/铸钢截止阀
面议
J41H-16C DN100低价销售美标截止阀/铸钢截止阀
面议
J61H-100C DN25国标锻钢焊接截止阀J61H-100C DN25
面议J11H-16C DN25国标锻钢内螺纹（丝扣）截止阀J11H-16C DN25
面议J11H-800LB DN25美标锻钢内螺纹（丝扣）截止阀J11H-800LB DN25
面议J61H-800LB DN25美标锻钢焊接截止阀J61H-800LB
面议
J41H-150LB 8低价销售美标截止阀/铸钢截止阀
面议
J41H-150LB【低价销售】美标锻钢截止阀J41H-150LB DN20
面议
J41Y-25P不锈钢截止阀DN50 J41Y-25P
面议