SQUARE FLANGE

1. Size: 1/2' 'to 80' '. 

2. Material: Carbon Steel: A105(N) C22.8 ST-37.2 S400 S440 SQ235(CS20#) A106B A53 Q345 
Stainless Steel: 304, 304L, 316, 316L, A350 LF2, 321, 347, 347H 
Alloy Steel: ASTM A182 F1, F5a, F9, F11, F12, F22, F91 

3. Pressure: Class150, 300, 600, 900. 
PN6, PN10, PN16, PN25, PN40 and PN64 
JIS 5K, 10K, 16K and 20K 

4. Standard: ANSI, API, DIN, GOST, BS, AS, JIS, JPI 

5. Type: Slip-On, Welding Neck, Blind, Socket Welding, Threaded, Lap Joint, Plate, etc 

6. Finish: hot galvanizing ,Transparent oil, rust-proof oil

7. Connection: Butt Weld & Socket Weld & Thread 

8. Application: Chemical industry, petroleum industry, construction industry and so on 

9. Delivery Time: Usually within 25 days after we have confirmed your order 

10. Packing: Wooden cases or wooden pallets or as per customer' s requirement