仪表用截止阀型号总汇
JJM1针型阀，JJM1仪表针型阀，JJM1压力表截止阀，J19H压力表三通阀,J23W外螺纹截止阀，J21H外螺纹针型阀，J61Y对焊截止阀，J61W不锈钢针型阀，J61H承插焊截止阀，J63Y高温截止阀，J61Y高温高压截止阀，J91H型卡套截止阀，J94W卡套角式截止阀，J24W角式截止阀，J23W不锈钢截止阀，JJM8节流截止阀，J19W压力表三通截止阀，J11W内螺纹针型阀，J13内螺纹截止阀，GJ123W多功能截止阀，J29W压力计截止阀，J49W压力计截止阀，GMJ11F高密封取样阀，GMJ14H高密封取样阀,J61Y高温高压截止阀，J43W法兰针型阀，JJBY取压截止阀，J91W卡套式截止阀

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