H7B41XH7B41X液控止回阀
DHH44X微阻缓闭消声止回阀
DH44Y低温旋启式止回阀
CVKR*止回阀
J29W压力表式针型阀
J91W-64P卡套式针型阀
J13TC、J23TC进口陶瓷芯针型阀
J43W法兰针型阀
TYPE承插焊针型阀
J91WJ91W卡套针型阀
J63Y焊接式针型阀
J61J61J61针型阀
J61YJ61Y高温高压针型阀
J44WJ44W角式法兰针型阀
J24W外螺纹角式针型阀
0577-67989545
0577-67983306