22.5°, 30°, 45°, 60°, 75°, 90°, 180°

Long radius(1.5d, 3d, 5d), short radius(1.0 d)

Seamless, welded


Concentric, eccentric

Seamless, welded


Seamless, welded


Equal/straight, reducing, 45°lateral

Seamless, welded


Equal/straight, reducing

Seamless, welded

Lap Joints/stub ends

Long pattern, short pattern

Special type acc. to customer's drawings

Material grades

Stainless steels & duplexes & super duplex steels

ASTM 304/304L/304H, 316/316L, 309/S, 321, 316Ti, 317L, 310S, 347, 347H, 201/202, 301, S31803/S32205(SAF2205), S32750(SAF2507), S32760 N08904(904L), S31254(254SMO)

EN 1.4301, 1.4307, 1.4401, 1.4404, 1.4410, 1.4432, 1.4541, 1.4435, 1.4462, 1.4547, 1.4571, 1.4438, 1.4845

GB 06Cr19Ni10(0Cr18Ni9), 022Cr19Ni10(00Cr19Ni10), 06Cr17Ni12Mo2(0Cr17Ni12Mo2), 022Cr17Ni12Mo2(00Cr17Ni14Mo2), 07Cr19Ni10, 06Cr17Ni12Mo2Ti, 022Cr19Ni13Mo3, 06Cr18Ni11Ti, 06Cr23Ni13, 06Cr25Ni20

Carbon steels

ASTM A234-WPB/WPC, A420 WPL3/WPL6/WPL9, A333 Gr. 3/Gr. 6, A515 Gr. 60, A516 Gr. 70

EN S235JR, S235J2, S355JR, S355J2, P235TR2, P195GH, P235GH, P265GH

DIN St 35.8, St 37.0, St 37.2

GB Q235B, Q345B, 20#

Alloy steels

ASTM A234-WP1, WP5, WP9, WP11, WP12, WP22, WP91

EN 16Mo3, 13CrMo4-5, 10CrMo9-10

GB 12CrMo, 15CrMo, 15CrMoG, 15Cr5Mo, Cr5Mo, 1Cr5Mo, 12Cr1MoV, 12Cr2Mo, 16Mn, 16MnR

Nickel alloys

UNS10276(Hastelloy C276), UNS6600(Inconel 600), UNS6625(Inconel 625), UNS8800(Inconel 800), UNS8825(Inconel 825), UNS8020(Alloy 20), UNS8810(Inconel 800H), UNS4400(Monel 400)



EN 10253-2, EN 10253-4(Type A/B)

DIN 2605, DIN 2609, DIN 2615, DIN 2616, DIN 2617

JIS B2311/2312/2313

ISO 3419, ISO 5251

GB/T 12459, GB/T 13401, HG/T 21635, HG/T 21631, SY/T 0510, SH 3408, SH 3409, SY/T 5257, SH 3410

Range of Sizes

Stainless steels

Seamless: 1/2"~32"(DN15~DN800)

Welded: 1/2"~120"(DN15~DN3000)

Carbon steels

Seamless: 1/2"~24"(DN 15~DN 600), WT Sch 5S~Sch 160

Welded: 26"~120"(DN 650~DN 3000), WT Sch 5S~Sch 160

Surface treatment

Shot blast, sand blast, electric polish, painting


Threaded, socket-weld

Elbows, reducers, tees, caps, crosses, 45°lateral, (half)couplings, flush/hex bushings, plug, hexagonal nipples, inserts, unions, swaged nipples, outlets

Material grades

Stainless steels & duplexes & super duplex steels

ASTM A182 F304/304L/304H, F316/316L, F309S, F321/321H, F317L, F310S, F347H, F316Ti, 904L, F44(S31254), F51/S1803, F53/S32750, F55/S32760, F45, F60, F61

GB 06Cr19Ni10(0Cr18Ni9), 022Cr19Ni10(00Cr19Ni10), 06Cr17Ni12Mo2(0Cr17Ni12Mo2), 022Cr17Ni12Mo2(00Cr17Ni14Mo2), 07Cr19Ni10, 022Cr19Ni13Mo3, 06Cr23Ni13, 06Cr25Ni20, 06Cr17Ni12Mo2Ti, 06Cr18Ni11Ti, 07Cr19Ni11Ti

Carbon steels

ASTMA105, A350 LF1/LF2/LF3, MSS SP 44, A694 F42/46/52/60/65/70

GB 20#, 16Mn

Alloy steels

ASTM A182 F1/F5/F9/F11/F12/F22/F91

GB 16MnR, Cr5Mo, 12Cr1MoV, 15CrMo, 12Cr2Mo1

Nickel alloys

ASTM/ASME SB 564/160/472Hastelloy C276(UNS N10276), Nickel 200(UNS N02200), Nickel 201(UNS N02201), Monel 400(UNS N04400), Monel K500(UNS N05500), Inconel K600(UNS N06600), Inconel 601(UNS N06601), Inconel 625(UNS N06625), Inconel 800(UNS N08800), Inconel 800H(UNS N08810), Inconel 825(UNS N08825), Alloy 20(UNS N08020)


ASME B16.11, ANSI B 1.20.1

MSS SP-79, MSS SP-83, MSS SP-95, MSS SP-97

JIS 2316

GB/T 14383, GB/T 14626, SH 3410, HGJ 10(HG/T 21634)

Range of Sizes

ASME(1/4”~NPS 4”), MSS(1/8”~NPS 6”), GB(DN15~DN100)

Pressure Class: Sch 80, Sch 160, class 3000/6000/9000