对焊法兰有独特的长喇叭形结构，这是它区别于其他法兰的主要特点。相应地，它的厚度也有从一端到另一端减薄的过渡。它适用于压力或温度大幅度变动的管线或高线。

对焊法兰连接管道的一端其厚度与连接管道的壁厚一致。越轻的管子，孔径越大；相反管子如果较重，孔径则偏小。对焊法兰一般用于高压、高温或低温的管道。

●名称:不锈钢对焊法兰

●产品编号:WPP 013 FLWN1

●材质:ASTM A105, A350 LF1, LF2 CL1/CL2, LF3 CL1/ CL2,
A694 (F42, F46, F48, F50, F52, F56, F60, F65, F70)
A182 F304/304L, F316/316L, F316H, F310, F321,
A182 F11, F22

●标准:API, ANSI, BS, JIS, UNI, MSS, SP

●压力范围：ANSI Class 150 – Class 2500

●尺寸范围：1/2 to 56 inches (DN 15 to DN 1400)

●涂层：Yellow color Anti-corrosive coating is also available

 

A516.60

A694 (F42, F46, F48, F50, F52, F56, F60, F65, F70)

A182 F304/304L, F316/316L, F316H, F310, F321,

A182 F11, F22

●标准：API, ANSI, BS, JIS, UNI, MSS, SP

●压力范围： ANSI Class 150 – Class 2500

●尺寸范围：1/2 to 56 inches (DN 15 to DN 1400)

●涂层:Yellow color Anti- corrosive coating is also available

   

A350 LF1, LF2 CL1/CL2, LF3 CL1/ CL2,

A516.60,

A694 (F42, F46, F48, F50, F52, F56, F60, F65, F70)

A182 F304/304L, F316/316L, F316H, F310, F321,

A182 F11, F22

●标准API, ANSI, BS, JIS, UNI, MSS, SP

●压力范围： ANSI Class 150 – Class 2500

●尺寸范围：1/2 to 56 inches (DN 15 to DN 1400)

●涂层:Yellow color Anti- corrosive coating is also available