Z45W黄铜法兰闸阀

Z11W黄铜丝口闸阀

X44W三通全铜法兰旋塞阀

X43W二通全铜法兰旋塞阀

X14W三通内螺纹全铜旋塞阀

X13W二通内螺纹全铜旋塞阀

Q41F黄铜法兰球阀

Q11F黄铜丝扣球阀

JY41W全铜氧气截止阀

J41W黄铜法兰截止阀

J11W黄铜丝扣截止阀

HY41W氧气止回阀