| High Light: | 1.4404 Stainless Steel， gost Stainless Steel， 1.4571 stainless steel tube for heat exchanger | ||
|---|---|---|---|
EN 10216-5 TC 2 ，Stainless Steel ，1.4301， 1.4306， 1.4307，1.4401 ，1.4404 ，1.4541，Petrochemical Application
TONG CHUANG deal with Austenitic Stainless Steel， Nickel Alloy Steel(Hastelloy ， Monel， Inconel， Incoloy ) seamless and welded pipe and tube already more than 32 years， every year sell more than 80000 tons of steel pipe and tube. Our client already cover more than 65 countries， Like Italy， UK， Gernmany， USA， Canada， Chile， Colombia， Saudi Arabia， Korea， Singapore， Austrial， Poland， France ， ….And our group branch company and factory have been already approved by :ABS， DNV， GL， BV， PED 97/23/EC， AD2000-WO， GOST9941-81， CCS， TS， CNNC， ISO9001-2008， ISO 14001-2004.
Detail:
1 Standard: ASTM A213/ASME SA213， ASTM A789， ASME SA789 ， SB677
2 Material: TP304/304L ， TP310S/310H， TP316/316L，TP316Ti， TP317/317L， TP321/321H， TP347/347H，
3 OD:6mm-152mm
Thickness: 0.6mm-30mm
4 Certificate: PED， GOST， ISO
SIZE RANGE :
| STEEL TYPES | SIZE RANGE |
| Stainless Steel&tube | OD: 6-609.6mm WT: 0.6-50mm |
MAIN STEEL TYPE AND GRADE :
| PRODUCTS | TYPICAL STEEL GRADE |
| Austenitic | TP304，TP304L，TP304H，TP316，TP316L，TP316H，TP316Ti TP321，TP321H，TP347H，904L，TP310H，TP310S，TP317，TP317L |
| Duplex / Super Duplex | S31803， S32205， S32750， S32760， S31500， S32304， S31254 |
MAIN PRODUCTION STANDARDS:
| STANDARD TYPE | STANDARD |
| EN | EN10216-5 ， EN10216-2 |
| DIN | DIN 17456 ， DIN 17458 |
| ASTM | ASTM A312， A213， A269， A511， A789， A790 ETC |
| GOST | GOST 9941 ， GOST 5632 |
| JIS | JIS G3459 ， JIS G3463 |
| GB | GB/T14975，GB/T14975， GB13296， GB5310， GB9948 |
Stainless Steel/ Tube:
1.A999/A999M: Each pipe shall be subjected to the nondestructive electric test or the hydrostatic test， the pipe of test to be used shall be at the option of the mfg， unless otherwise specified in the PO.
2. The Pipe lengths : Unless otherwise agreed upon， all size from NPS 1/8” TO AND INCLUDING nps 8 are available in a length up to 24ft with the permitted range of 15 to 24 ft. Short length are acceptable and the number and min， length shall be agreed upon between mfg and purchaser.
3. The finished pipe shall be reasonably straight and shall have workmanlike finish， Removal of imperfections by grinding is permitted， provided the W.T are not decreased to the less than the permitted in Section 9 of Specification A999/A999M
4. Butt Weld End: According to ANSI B 16.25
5. Pipe Marking: Specified in A999/999M， include “Logo(YHSS)+Standard+SIZE+Heat No.+Lot No.+H.T/E.T/U.T”
6. Packing: Each Pipe end is protected by Plastic cap. Then packed by Anti-rust steel strip， The outside of the bundle is plastic woven bag， or Plastic film.
7. Packing Mark: SIZE + STEEL GRADE+ QTY OF PIECE/WEIGHT/METRE.
8.MTC: BWSS Official Original MTC paper will be supplied for each order.
PACKING:
Stainless Steel Seamless/Welded Pipe/Tubes:
ASTM/ASME Standards
ASTM A 213/A 213M ASME SA213/SA213M Specification for Seamless Ferric and Austenitic Alloy-Steel Boiler， Su[perheater， and Heat-Exchanger Tubes
ASTM A 249/A 249M Specification for Welded Austenitic Steel Boiler， Superheater， Heat-Exchanger， and Condenser tubes
ASTM A268/A268M， ASME SA268/SA268M Specification Seamless and welded ferritic and martensitic stainless steel tubing for general service
ASTM A269/A269M， ASME SA269/SA269M Specification for Seamless and Welded Austenitic Stainless Steel Tubing for General Service
ASTM A 270 Specification for Seamless and Welded Austenitic and Ferritic/Austenitic Stainless Steel Sanitary Tubing
ASTM A312/A312M， ASME SA312/SA312M Specification for Seamless and Welded Austenitic Stainless Steel Pipes
ASTM A 358/A 358M Specification for Electric-Fusion-Welded Austenitic Chromium-Nickel Alloy Steel Pipe for High-Temperature Service
ASTM A376/A376M， ASME SA376/SA376M Seamless austenitic steel pipes for high-temperature central-station service
ASTM A409/SA409 Welded Large Diameter Austenitic Steel Pipe for Corrosive or High Temperature Service
ASTM A 450/A 450M Specificaion for General Requirements for Carbon， Ferritic Alloy， and Austenitic Alloy Steel Tubes
ASTM A 511 Specification for Seamless Stainless Steel Mechanical Tubing
ASTM A 530/ A 530M Specification for General Requirements for Specialized Carbon and Alloy Steel Pipe
ASTM A 554 Specification for Welded Stainless Steel Mechanical Tubing
ASTM A 688 / SA 688 For Welded feed water heater ‘U’ Tubes
ASTM A731 / A731M Seamless and Welded Ferritic and Martensitic Stainless Steel Pipe
ASTM A 778 Specification for Welded， Unannealed Austenitic Stainless Steel Tubular Products
ASTM A789/A789M， ASME SA789/SA789M Seamless and Welded Ferritic/Austenitic Stainless Steel Tubing for General Service
ASTM A790/A790M， ASME SA790/SA790M Seamless and Welded Ferritic/Austenitic Stainless Steel Pipe
ASTM A791 / A791M Welded Un-annealed Ferritic Stainless Steel Tubing
ASTM A 999/A 999M Specification for General Requirements for alloy and Stainles Steel Pipe
German-Standards
DIN 17456 Seamless circular austenitic stainless steel tubes for general service
DIN 17457 Welded circular austenitic stainless steel tubes subject to special requirements
DIN 17458 Seamless circular austenitic stainless steel tubes subject to special requirements
DIN 17459 Seamless circular high-temperature austenitic stainless steel tubes
DIN 28180-85 Seamless steel tubes for tubular heat exchangers
DIN EN ISO 1127 Seamless stainless steel tubes (Dimensions and weights)
EN Standards
EN 10216-5 Welded Stainless Steel Tube
EN 10216-7 Seamless Stainless Steel Tube
JIS-Standards
JIS G 3447 Stainless Steel Sanitary Pipes
G 3448 Light Gauge Stainless Steel Tubes for Ordinary Piping
G 3459 Stainless Steel Pipes
G 3468 Large Diameter Welded Stainless Steel Pipes
G 3463 Stainless Steel Boiler and Heat Exchanger Tubes
G 3446 Stainless Steel Pipes for Machine and Structural Purposes
GOST
GOST 9940 Seamless stainless steel tubes， hot finished(5-273 mm)
GOST 9941 Seamless stainless steel tubes， cold and hot finished(5-273 mm)
APPLICATIONS FIELD :
1. Pipe and Tubes for petrochemical industry
2. Pharmaceutical industry
3. Food industry
4. Aviation and aerospace industry
5. Architectural decoration industry
Quality Control in our group :
| Corrosion Test | Conducted only when specially requested by the client |
| Chemical Analysis | Test done as per required quality standards |
| Destructive / Mechanical Testing | Tensile | Hardness | Flattening | Flare | Flange |
| Reverse-bend and Re. flat tests | Carried out in full compliance with relevant standards & ASTM A-450 and A-530 norms， which ensures trouble-free expansion， welding & use at customers end |
| Eddy Current Testing | Done to detect homogeneities in subsurface by using Digital Flaw-mark Testing System |
| Hydrostatic Testing | 100% Hydrostatic Testing carried out according to ASTM-A 450 norms for checking tube leakage， and biggest pressure we can support 20Mpa/7s . |
| Air Under Pressure Test | To check any evidence of air leakage |
| Visual Inspection | After passivation， every single length of tubes & pipes is subjected to thorough visual inspection by trained staff for detecting surface flaws & other imperfections |
