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{"title":"Stainless Steel SUS304 Pipe Fittings Equal Tee 10 Inch ASME B16.9 3 Way","imgUrl":"https:\/\/img.chinax.com\/nimg\/a0\/f2\/dead89aff80ab9b346cbd2f9f967-200x200-1\/stainless_steel_sus304_pipe_fittings_equal_tee_10_inch_asme_b16_9_3_way_connector.jpg","attrs":{"Brand Name":"TOBO","Model Number":"TOBO-Elbow","Certification":"SGS\/BV\/ABS\/LR\/TUV\/DNV\/BIS\/API\/PED","Place of Origin":"China"}}
{"title":"ASME B16.9 A403 WP316L Butt Welding 6" Sch10s Stainless Steel Tee Pipe Fitting","imgUrl":"https:\/\/img.chinax.com\/nimg\/74\/40\/b4e8d886eab45f3e2227c03ae8c4-200x200-1\/asme_b16_9_a403_wp316l_butt_welding_6_22_sch10s_stainless_steel_tee_pipe_fitting.jpg","attrs":{"Brand Name":"TOBO","Model Number":"TOBO-Elbow","Certification":"SGS\/BV\/ABS\/LR\/TUV\/DNV\/BIS\/API\/PED","Place of Origin":"China"}}
{"title":"seamless Stainless Steel Tee , single slit pipe wall thickness 1 \/ 2 " NPS Sch5S","imgUrl":"https:\/\/img.chinax.com\/nimg\/76\/dd\/13764087fd26df7946dc1f4300c3-200x200-1\/seamless_stainless_steel_tee_2c_single_slit_pipe_wall_thickness_1_2f_2_22_nps_sch5s_to_24_22od_x30mm.jpg","attrs":{"Brand Name":"TOBO","Model Number":"Tee","Certification":"SGS\/BV\/ABS\/LR\/TUV\/DNV\/BIS\/API\/PED","Place of Origin":"China"}}
High Pressure Class 600 Stainless Steel Reducing Butt Weld Tee ASTM A403 WP304L
The High Pressure Class 600 Stainless Steel Reducing Butt Weld Tee is designed and manufactured to withstand demanding high-pressure piping conditions. Fabricated from ASTM A403 Grade WP304L austenitic stainless steel, this Class 600 pressure rated reducing tee conforms to ASME B16.9 dimensional standards with pressure-temperature ratings per ASME B16.5 Class 600 flange matching specifications.
The reducing configuration allows seamless diameter transition in branch connections while maintaining full pressure integrity. Each high pressure Class 600 stainless steel reducing butt weld tee features optimized wall thickness for pressure containment, precision bevel end preparation, and full solution annealing to ensure uniform mechanical properties. This fitting is engineered for applications including high-pressure steam lines, hydraulic systems, and process piping where dependable pressure containment is essential.
Technical Specifications
Parameter
Specification
Material Grade
ASTM A403 WP304L / UNS S30403 / 1.4307
Pressure Class
Class 600 (PN100 per EN 1092-1 equivalent)
Type
Reducing Tee (Unequal Tee)
Size Range
1/2" - 24" (DN15 - DN600)
Wall Thickness
SCH80 / SCH80S / SCH160 (per size requirements)
Standard
ASME B16.9, ASTM A403, ASME B16.5 Pressure Class
Manufacturing
Seamless (up to 24"), Welded (26" and above)
End Preparation
Bevel End per ASME B16.25, 37.5° ±2.5°
Testing
Hydrostatic Test, Radiographic Testing (RT) Available
Temperature Range
-196°C to +400°C (per pressure derating tables)
Key Advantages & Application Fields
Certified Class 600 Pressure Rating: Each high pressure Class 600 stainless steel reducing butt weld tee is designed with wall thickness suitable for PN100/Class 600 pressure class, verified through hydrostatic testing at 1.5x rated pressure
Reliable Diameter Transition: The reducing design allows smooth flow transition from larger main pipe to smaller branch, minimizing flow turbulence and erosion at the branch connection point under high pressure conditions
High-Pressure Steam Systems: Suitable for superheated steam distribution networks in power plants and industrial facilities requiring Class 600 pressure containment
Hydraulic & Pneumatic Systems: Designed for high-pressure hydraulic oil and compressed gas distribution with verified pressure integrity and leak-tight performance
Refinery Process Units: Ideal for hydroprocessing, catalytic reforming, and other refinery unit piping operating at elevated pressures
Chemical Injection Systems: Meets requirements for high-pressure chemical injection and dosing lines in petrochemical and offshore processing facilities
Frequently Asked Questions
Q: What does Class 600 pressure rating mean for a stainless steel reducing butt weld tee?
A: Class 600 pressure rating for our stainless steel reducing butt weld tee corresponds to the pressure-temperature rating system defined in ASME B16.5 for Class 600 flanges. At ambient temperature (up to 38°C), the maximum allowable working pressure for Class 600 is approximately 102 bar (1480 psi) for WP304L material. As operating temperature increases, the allowable pressure decreases per standard derating tables. Our high pressure Class 600 stainless steel reducing butt weld tee fittings feature proportionally thicker walls (typically SCH80 or SCH160 for smaller sizes) to maintain full Class 600 pressure containment. Each fitting is designed to match the pressure capability of Class 600 flanged connections, ensuring system-wide pressure integrity.
Q: Can you supply high pressure reducing tees with non-standard size combinations?
A: Yes, we manufacture custom high pressure Class 600 stainless steel reducing butt weld tees with customer-specified size combinations. Common reducing configurations include 6"x4", 8"x6", 10"x8", 12"x6", and other non-standard combinations. Each custom reducing tee is engineered with proper reinforcement at the branch intersection per ASME B31.3 area replacement rules when applicable. The branch outlet wall thickness is sized appropriately for the smaller diameter while maintaining the full Class 600 pressure rating. All custom designs are backed by our engineering review and hydrostatic pressure testing validation.
Q: What is the difference between SCH80 and Class 600 for butt weld tees?
A: Schedule (SCH80, SCH160) defines wall thickness for a given pipe size, while Class 600 defines the pressure-temperature rating. For our high pressure Class 600 stainless steel reducing butt weld tee, SCH80 wall thickness for NPS 1/2"-8" generally meets Class 600 requirements, while larger sizes may require SCH160 or custom wall thickness to satisfy Class 600 pressure ratings. The relationship between schedule and class depends on material grade, size, and temperature. We perform engineering verification for each size and schedule combination to confirm Class 600 compliance. Our technical team can provide the appropriate wall thickness recommendation based on your specific design conditions including pressure, temperature, and corrosion allowance.
TOBO GROUP sales head offce in Shanghai.
We are one of the Professional manufacturers Exporter Pipeline products in China .Our company was established in 1998, the plant covers 550, 000 square meters and a construction area ... TOBO GROUP sales head offce in Shanghai.
We are one of the Professional manufacturers Exporter Pipeline products in China .Our company was established in 1998, the plant covers 550, 000 square meters and a construction area ...
