NEW-ERA STEEL TUBE TECHNOLOGY CO.,LTD
| Payment Terms | T/T, L/C |
| Supply Ability | 2000tons per month |
| Delivery Time | 20-30days |
| Packaging Details | bundles packing with plastic bags wrapped |
| Standard | JIS G3445 |
| Name | Inner Hexagon and Oval shaped steel tubes |
| Size | 6-76mm outer diameter |
| Shape type | rectangular,Square,hexagonal |
| Material | STKM11A STKM12B,STKM13B |
| Length | Maximal 12M |
| Producing process | Cold drawn and cold rolled |
| Application | Mechanical parts application |
| Brand Name | New-Era |
| Model Number | JIS G3445 |
| Certification | ISO9001 |
| Place of Origin | China |
View Detail Information
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Product Specification
| Payment Terms | T/T, L/C | Supply Ability | 2000tons per month |
| Delivery Time | 20-30days | Packaging Details | bundles packing with plastic bags wrapped |
| Standard | JIS G3445 | Name | Inner Hexagon and Oval shaped steel tubes |
| Size | 6-76mm outer diameter | Shape type | rectangular,Square,hexagonal |
| Material | STKM11A STKM12B,STKM13B | Length | Maximal 12M |
| Producing process | Cold drawn and cold rolled | Application | Mechanical parts application |
| Brand Name | New-Era | Model Number | JIS G3445 |
| Certification | ISO9001 | Place of Origin | China |
| High Light | square section steel tube ，hollow metal tube | ||
Inner oval or hexagonl shapped steel tubes for auto rubber bushing as JIS G3445 STKM12B,STKM11A
Seamless Carbon and Alloy Steel Mechanical Tubing
Applications: For auto rubber bushing
Size range: O.D.:6-76mm W.T.:1-15mm L:max12000mm
Steel Grade JIS G3445 STKM11A,12C,13C or others,Chemical compisition:
Mechanical properties:
| JIS3445 | C | Si | Mn | P | S | Nb or V | Tention Test | Flateniug | Bendability | ||||
| Symbol | T.S. N/mm^2 | Y.P. N/mm^2 | Elongation | ||||||||||
| No 4,11,12 Test pe | No 4,5 Test pe | Distance Between Flatened Plates | Band Angle | Inside Radius | |||||||||
| STKM11A | 0.12 max. | 0.35 max. | 0.60 max. | 0.040 max. | 0.040 max. | . | 290 min. | . | 35 min. | 30 min. | 1/2D | 180 | 4 D |
| STKM12A | 0.20 max. | 0.35 max. | 0.60 max. | 0.040 max. | 0.040 max. | . | 340 min. | 175 min. | 35 min. | 30 min. | 2/3D | 90 | 6 D |
| STKM12B | 390 min. | 275 min. | 25 min. | 20 min. | 2/3D | 90 | 6 D | ||||||
| STKM12C | 470 min. | 355 min. | 20 min. | 15 min. | . | . | . | ||||||
| STKM13A | 0.25 max. | 0.35max. | 0.30 to 1.00 | 0.040 max. | 0.040 max. | . | 370 min. | 215 min. | 30 min. | 25 min. | 2/3D | 90 | 6 D |
| STKM13B | 440 min. | 305 min. | 20 min. | 15 min. | 3/4D | 90 | 6 D | ||||||
| STKM13C | 510 min. | 380 min. | 15 min. | 10 min. | . | . | . | ||||||
| STKM14A | 0.30 max. | 0.35 max. | 0.30 to 1.00 | 0.040 max. | 0.040 max. | . | 410 min. | 245 min. | 25 min. | 20 min. | 3/4D | 90 | 6 D |
| STKM14B | 500 min. | 355 min. | 15 min. | 10 min. | 7/8D | 90 | 8 D | ||||||
| STKM14C | 550 min. | 410 min. | 15 min. | 10 min. | . | . | . | ||||||
| STKM15A | 0.25 to 0.35 | 0.35 max. | 0.30 to 1.00 | 0.040 max. | 0.040 max. | . | 470 min. | 275 min. | 22 min. | 17 min. | 3/4D | 90 | 6 D |
| STKM15C | 580 min. | 430 min. | 12 min. | 17 min. | . | . | . | ||||||
| STKM16A | 0.35 to 0.45 | 0.40 max. | 0.40 to 1.00 | 0.040 max. | 0.040 max. | . | 510 min. | 325 min. | 20 min. | 15 min. | 7/8D | 90 | 8 D |
| STKM16C | 620 min. | 460 min. | 12 min. | 7 min. | . | . | . | ||||||
| STKM17A | 0.45 to 0.55 | 0.40 max. | 0.40 to 1.00 | 0.040 max. | 0.040 max. | . | 550 min. | 345 min. | 20 min. | 15 min. | 7/8D | 90 | 8 D |
| STKM17C | 650 min. | 480 min. | 10 min. | 5 min. | . | . | . | ||||||
| STKM18A | 0.18 max. | 0.55 max. | 1.50 max. | 0.040 max. | 0.040 max. | . | 440 min. | 275 min. | 25 min. | 20 min. | 7/8D | 90 | 6 D |
| STKM18B | 490 min. | 315 min. | 23 min. | 18 min. | 7/8D | 90 | 8 D | ||||||
| STKM18C | 510 min. | 380 min. | 15 min. | 10 min. | . | . | . | ||||||
| STKM19A | 0.25 max. | 0.55 max. | 1.50 max. | 0.040 max. | 0.040 max. | . | 490 min. | 315 min. | 23 min. | 18 min. | 7/8D | 90 | 6 D |
| STKM19C | 550 min. | 410 min. | 15 min. | 10 min. | . | . | . | ||||||
| /D | 0.25 max. | 0.55 max. | 1.60 max. | 0.040 max. | 0.040 max. | 0.15 max. | 540 min. | 390 min. | 23 min. | 18 min. | 7/8D | 90 | 6 D |
1. Thickness variation can’t lead the wall out the limit deviations concerning wall thickness.
2. In pipe cross-section the deviation from right angle can’t be more than ±1.5°.
3. Pipe curvature can’t be more than 2 mm for 1m of length.
Pipes are produced without adjustment, in this case curvature is not regulated.
1)About our factory:
2) Production equipments:
3) Testing equipments:
4) Export packing methods:
5)We have ISO9001/TS16949 certificates:
Company Details
Business Type:
Manufacturer
Year Established:
1988
Total Annual:
100000000-15000000
Employee Number:
150~200
Ecer Certification：
Verified Supplier
Zhejiang New Era Steel Tube Technology Co., Ltd is one of the best seamless steel tube products manufacturer and exporter in china. Our main products include cold drawn and cold rolled seamless steel tubes .We can manufacture non-standard and special application tubes, also according to the int... Zhejiang New Era Steel Tube Technology Co., Ltd is one of the best seamless steel tube products manufacturer and exporter in china. Our main products include cold drawn and cold rolled seamless steel tubes .We can manufacture non-standard and special application tubes, also according to the int...
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