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احتراماً خواهشمند است جهت دریافت فایل PDF مقاله Procedures for Preventative Maintenance Treatment of Pipline Bll Valves in Natural Gas Pipelines روی لینک زیر کلیک کرده و مشخصات خود را برای ما ارسال فرمایید تا مقاله از طریق ایمیل برای شما ارسال گردد. http://www.sealsanat.com/fa/?current=contact
Flow Wolf® 1/4” Buttonhead Fitting Flow Wolf® 3/8” Buttonhead Fitting
Thread Material Part Number
1/4” – 18NPT Stainless Steal F-FW1/4-BH-SS-CRN
The ¼ inch FLOW WOLF vented cap, sealant injection fitting with giant buttonhead, comes in stainless sreel ONLY, The tapered thread ensures a tight fit. Perfect for small ball and gate valves.
Suitable for high-pressure service.
Thread Material Part Number
3/8” – 18NPT Stainless Steal F-FW3/8-BH-SS-CRN
3/8” – 18NPT Carbon Steal F-FW3/8-BH-CS
The 3/8 inch FLOW WOLF vented cap, sealant injection fitting with giant buttonhead, Comes in both stainless and carbon steel.
Suitable for high-pressure service.
Suitable for high-pressure service.

Flow Wolf ® 1/2” Buttonhead Fitting Flow Wolf® ½” Screw-On Fitting
Thread Material Part Number
1/2” – 14NPT Stainless Steal F-FW1/2-BH-SS-CRN
1/2” – 14NPT Carbon Steal F-FW1/2-BH-CS
The ½ inch FLOW WOLF vented cap, sealant injection fitting with giant buttonhead, Comes in both stainless and carbon steel.
This fitting is the industry standard for ball valve fittings.
Suitable for high-pressure service.
Thread Material Part Number
1/2” – 14NPT Carbon Steal F-FW-SO1/2-CS
The 1/2 inch FLOW WOLF vented cap, screw-on sealant injection fitting does not have a giant buttonhead connection, Most often used in wellhead gate valves or when using screw-on couplers.
Suitable for high-pressure service.
Suitable for high-pressure service.
Giant Buttonhead Fitting
Thread Material Part Number
1/2” – 14NPT Stainless Steal F-SW1/2-SS
3/8” – 18NPT Stainless Steal F-SW3/8-SS
1/4” – 18NPT Stainless Steal F-SW1/4-SS
1/8” – 27NPT Stainless Steal F-SW1/8-SS*
One-piece body stainless steel buttonhead fittings are suitable for use in corrosive or sour gas (H2S) service, or in exposed areas.
Larger sizes come with a double-ball check, the smallest size has a single-ball check.
*designates single ball check
Thread Material Part Number
1/2” – 14NPT Carbon Steal F-SW1/2-CS
3/8” – 18NPT Carbon Steal F-SW3/8-CS
1/4” – 18NPT Carbon Steal F-SW1/4-CS
1/8” – 27NPT Carbon Steal F-SW1/8-CS*
Standard one-piece body carbon steel buttonhead fittings are designed for use in enclosed, non-corrosive service areas.
Larger sizes come with a double-ball check, the smallest size has a single-ball check.
*designates single ball check
Small Screw-On Adapter
Material Part Number
Carbon Steal D-SSO-SO-CS
Screw-on adapter for small W-K-M/ IKS-type capped fittings.
Available in carbon steel ONLY. Stainless steel or other materials available by special request.