carbon steel welding product for building construction

1.welding product with 15 years of experience 2.carbon steel material 3.galvanizing,sand blasting, etc. 4.quality guaranteed

1. carbon steel welding product for various types of building construction, with painting, galvanizing or sand blasting finishing.

OEM/ODM orders are welcome.

We are capable of manufacturing and supplying many kinds of carbon steel welding products as per custom drawings and tolerances to meet  requirements of specific projects.

Trial order is accepted.

  

3. ISO certificate: We are a TUV ISO 9001-2008 factory.

4. Export percentage: 81 - 89% of our producst are for export.

5. QC: 100% products and accessories have quality inspection at factory before delivery to the port.

6. Q235 material

Chemical composition (%)

Material	Grade	C	Si	Mn	P	S	Cr	Ni	Cu
Q235	B	0.12-0.20	≤0.30	0.30-0.70	≤0.045	≤0.045	≤0.30	≤0.30	≤0.30

Prosperity

Material	Yield point 6g/Mpa (≥) at different thickness or Dia./mm
Q235-B	≤16	>16-40	>40-60	>60-100	>100-150	>150
	235	225	215	205	195	185
	Resistance 6b/Mpa	Elongation δ5(%) at different thickness or Dia./mm						Impact Test
		≤16	>16-40	>40-60	>60-100	>100-150	>150	Terperature /°C	Akv/J
	375-450	26	25	24	23	22	21	20	≥27

Cold Bent Prosperity

Material	Testing direction		18 °C cold testing b=2a at different thickness or Dia./mm
			≤60		>60-3100		>100-200
Q235-B	Vertical		d=a		d=2a		d=2.5a
	Horizontal		d=1.5a		d=2.5a		d=3a

Remark:

B: sample width ;  d: dia. Of bent centre;   a: steel thickness or dia.

orders are welcome.

7. Other welding carbon steel products display:

carbon steel welding product for building construction