The surface of Q195 galvanized steel pipe is coated with hot-dip galvanized layer or electro-galvanized layer. Surface galvanizing can increase the corrosion resistance of Q195 steel pipe and prolong its service life. Q195 galvanized pipe is not only used
| Grade | Lower Yield Strength ReL/MPa | Tensile Strength Rm/MPa | Elongation After Break A/% | ||
| t≤16mm | t＞16mm | D≤168.3mm | D＞168.3mm | ||
| Q195 | ≥195 | ≥185 | ≥315 | ≥15 | ≥20 |
Nominal diameter, outer diameter, nominal wall thickness and out-of-roundness of Q195 galvanized steel pipe with outer diameter not greater than 219.1mm | |||||
| Nominal Diameter (DN) | Outer Diameter (D) | Minimum Nominal Wall Thickness t | Out of Roundness | ||
| Series 1 | series 2 | series 3 | |||
| 6 | 10.2 | 10.0 | - | 2.0 | 0.20 |
| 8 | 13.5 | 12.7 | - | 2.0 | 0.20 |
| 10 | 17.2 | 16.0 | - | 2.2 | 0.20 |
| 15 | 21.3 | 20.8 | - | 2.2 | 0.30 |
| 20 | 26.9 | 26.0 | - | 2.2 | 0.35 |
| 25 | 33.7 | 33.0 | 32.5 | 2.5 | 0.40 |
| 32 | 42.4 | 42.0 | 41.5 | 2.5 | 0.40 |
| 40 | 48.3 | 48.0 | 47.5 | 2.75 | 0.50 |
| 50 | 60.3 | 59.5 | 59.0 | 3.0 | 0.60 |
| 65 | 76.1 | 75.5 | 75.0 | 3.0 | 0.60 |
| 80 | 88.9 | 88.5 | 88.0 | 3.25 | 0.70 |
| 100 | 114.3 | 114.0 | - | 3.25 | 0.80 |
| 125 | 139.7 | 141.3 | 140.0 | 3.5 | 1.00 |
| 150 | 165.1 | 168.3 | 159.0 | 3.5 | 1.20 |
| 200 | 219.1 | 219.0 | - | 4.0 | 1.60 |
| Note 1: The nominal diameter in the table is the nominal size of the approximate inner diameter, not the inner diameter obtained by subtracting twice the wall thickness from the outer diameter. Note 2: Series 1 is a general series, which is a recommended series; Series 2 is a non-general series; Series 3 is a small number of special and special series. | |||||
| Q195 galvanized tube galvanized layer 300g/m2 weight factor | |
| Nominal Wall Thickness/mm | Coefficient c |
| 2.0 | 1.038 |
| 2.2 | 1.035 |
| 2.3 | 1.033 |
| 2.5 | 1.031 |
| 2.8 | 1.027 |
| 2.9 | 1.026 |
| 3.0 | 1.025 |
| 3.2 | 1.024 |
| 3.5 | 1.022 |
| 3.6 | 1.021 |
| 3.8 | 1.020 |
| 4.0 | 1.019 |
| 4.5 | 1.017 |
| 5.0 | 1.015 |
| 5.4 | 1.014 |
| 5.5 | 1.014 |
| 5.6 | 1.014 |
| 6.0 | 1.013 |
| 6.3 | 1.012 |
| 7.0 | 1.011 |
| 7.1 | 1.011 |
| 8.0 | 1.010 |
| 8.8 | 1.009 |
| 10 | 1.008 |
| 11 | 1.007 |
| 12.5 | 1.006 |
| 14.2 | 1.005 |
| 16 | 1.005 |
| 17.5 | 1.004 |
| 20 | 1.004 |
| Q195 galvanized pipe galvanized layer 500g/m2 weight factor | |
| Nominal Wall Thickness/mm | Coefficient c |
| 2.0 | 1.064 |
| 2.2 | 1.058 |
| 2.3 | 1.055 |
| 2.5 | 1.051 |
| 2.8 | 1.045 |
| 2.9 | 1.044 |
| 3.0 | 1.042 |
| 3.2 | 1.040 |
| 3.5 | 1.036 |
| 3.6 | 1.035 |
| 3.8 | 1.034 |
| 4.0 | 1.032 |
| 4.5 | 1.028 |
| 5.0 | 1.025 |
| 5.4 | 1.024 |
| 5.5 | 1.023 |
| 5.6 | 1.023 |
| 6.0 | 1.021 |
| 6.3 | 1.020 |
| 7.0 | 1.018 |
| 7.1 | 1.018 |
| 8.0 | 1.016 |
| 8.8 | 1.014 |
| 10 | 1.013 |
| 11 | 1.012 |
| 12.5 | 1.010 |
| 14.2 | 1.009 |
| 16 | 1.008 |
| 17.5 | 1.007 |
| 20 | 1.006 |
Q195 galvanized pipes are widely used in construction, machinery, coal mines, chemicals, electric power, railway vehicles, automobile industry, roads, bridges, containers, sports facilities, agricultural machinery, petroleum machinery, exploration machinery, greenhouse construction, etc.
| Product Name | Q195 Galvanized Pipe/Tube |
| Surface Finish | Pre-galvanized, Hot dipped galvanized, Electro galvanized, Black, Painted, Threaded, Engraved, Socket. |
| International Standard | ISO 9000-2001, CE CERTIFICATE, BV CERTIFICATE |
| Tolerance | ±1% |
| MOQ | 1 ton |
| Supply Ability | 5000 tons / month |
| Lead Time | 10-15 working days after the receipt of 30% deposit |
| Payment Terms | 30%T/T Advance + 70% Balance |
| Price Terms | FOB, CFR, CIF, EXW |
| Packing | Standard sea-worthy package or as required |
| *If you do not find what you are
looking for, please call us now. If you have found it, we are happy to
answer any questions or concerns you may have about galvanized steel
grades and assist you through the purchasing process. | |
◆ FAQ:
Q:Can you send samples?
A:Sample can be for free,freight cost collect.
Q:What product information do I need to provide?
A:Steel grade/thickness/width/quantity,these will decide the price.
Q:About product prices?
A:Prices vary from period to period due to cyclical changes in the price of raw materials.
Q:What are the certifications for your products?
A:We have ISO 9001,CE,SGS,BV and other certifications.
Q:How about the delivery time?
A:Regularly the delivery time around 10-15 days,customized one will inform the delivery time ahead.
Q:Does the product have quality inspection before loading?
A:All the products are strictly tested before packaging,also can inspect by third party inspection.
Q:How to pack the products?
A:Standard export package with waterproof film and wooden pallet.It can effectively protect products from corrosion.
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