For us, quality is paramount, a symbol of our hard work and excellence at crafting products and solutions that include safety as an essential criterion. We, HGFF Group Co., Ltd., are tirelessly framing new innovations and regimes that create customer-friendly products for worldwide usage. We are manufacturers, suppliers and made through a section of a seamless metal sheet, hot worked and then cold finished to obtain the acceptable shape. They are opposite of Welded fittings, Monel seamless fittings are devoid of the weld seam produced by welded fittings, thus these fittings are more pressure bearing and do not crack under extreme load. Our Duplex Steel Seamless Fittings do not crack or fail under high temperatures are strong
and reliable and permit greater design freedom.
Dimensions : ASME/ANSI B16.9, ASME B16.28, MSS-SP-43
Size : 1/2″NB TO 48″NB IN
Type : Seamless / ERW / Welded / Fabricated
Thickness : Schedule 5S, 10S, 20S, S10, S20, S30, STD, 40S, S40, S60, XS, 80S, S80, S100, S120, S140, S160, XXS and
Form: Seamless Fittings, Buttweld Seamless Fittings.
Material & Grades of Buttweld Seamless Fittings :
Stainless Steel Buttweld Seamless Fittings :
ASTM A403 WP316/316L, ASTM A403 SA / A 774 WP-S, WP-W, WP-WX 304/304L, ASTM A182 F316L, 304L, DIN
1.4301, DIN1.4306, DIN 1.4401, DIN 1.4404
Duplex & Super Duplex Steel Buttweld Seamless Fittings :
ASTM A 815, ASME SA 815 UNS NO S31803, S32205. UNS S32750, S32950. Werksto No. 1.4462
Carbon Steel Buttweld Seamless Fittings :
ASTM A234, ASME SA234 WPB , WPBW, WPHY 42, WPHY 46, WPHY 52, WPH 60, WPHY 65 & WPHY 70.
Low-Temperature Carbon Steel Buttweld Seamless Fittings: ASTM A420 WPL3, A420 WPL6
Alloy Steel Buttweld Seamless Fittings :
ASTM / ASME A/SA 234 Gr. WP 1, WP 5, WP 9, WP 11, WP 12, WP 22, WP 91
Nickel Alloy Buttweld Seamless Fittings :
ASTM B336, ASME SB336, Nickel 200 (UNS No. No2200), Nickel 201 (UNS No. N02201), Monel 400 (UNS No.
N04400), Monel 500 (UNS No. N05500), Inconel 800 (UNS No. N08800), Inconel 825 (UNS No. N08825), Inconel
600 (UNS No. N06600), Inconel 625 (UNS No. N06625), Inconel 601 (UNS No. N06601), Hastelloy C 276 (UNS No.
N10276), Alloy 20 (UNS No. N08020), Titanium (Grade I & II), Cupro-Nickel 70/30, CuNi10Fe1Mn, CuNi30Mn1Fe.