UNITED STEEL INDUSTRY CO.
, LTD
Add: Building No.8,Golden International Mansion, Tianxin District, Changsha City,
Hunan Province, China
Tel：0086 731 8564 8266
E-mail：sales@united-steel.com
CERTIFICATE OF QUALITY
DATE: 22/11/2024
INVOICE NO: USI240234-CI
We, Manufacturer United Steel Industry Co., Ltd Certify That The Goods Is Made Of The
Best Materials And Complied With Requests Of The Quality. The Commodity Shall Be
Packed In Accordance With Export Standard.
SPECIFICATION QUANTITY
HS
SR NO. PRODUCT NAME STEEL GRADE Total
CODE OD WT
L (M)
(MM) (MM) Length
PC
(Mtr)
1 Black SMLS Steel Pipe JIS G3452 SGP 730431 27.2 2.8 6 75 450
2 Black SMLS Steel Pipe JIS G3452 SGP 730431 34 3.2 6 79 474
3 Black SMLS Steel Pipe JIS G3452 SGP 730431 42.7 3.5 6 39 234
4 Black SMLS Steel Pipe JIS G3454 STPG370 730431 21.7 3.7 6 40 240
5 Black SMLS Steel Pipe JIS G3454 STPG370 730431 27.2 3.9 6 7 42
6 Black SMLS Steel Pipe JIS G3454 STPG370 730431 21.7 2.8 6 44 264
7 Black SMLS Steel Pipe JIS G3454 STPG370 730431 27.2 2.9 6 16 96
8 Black SMLS Steel Pipe JIS G3454 STPG370 730431 34 3.4 6 80 480
9 Black SMLS Steel Pipe JIS G3454 STPG370 730431 42.7 3.6 6 41 246
10 Black SMLS Steel Pipe JIS G3454 STPG370 730431 48.6 3.7 6 46 276
11 Black SMLS Steel Pipe JIS G3454 STPG370 730431 34 4.5 6 23 138
12 Black SMLS Steel Pipe JIS G3454 STPG370 730431 42.7 4.9 6 12 72
13 Black SMLS Steel Pipe JIS G3454 STPG370 730431 48.6 5.1 6 43 258
14 Black SMLS Steel Pipe JIS G3454 STPG370 730431 27.2 2.9 6 2 12
15 Black SMLS Steel Pipe JIS G3454 STPG370 730439 76.3 5.2 6 1 6
16 Black SMLS Steel Pipe JIS G3454 STPG370 730439 114.3 8.6 6 5 30
17 Black SMLS Steel Pipe JIS G3454 STPG370 730439 114.3 4.5 6 12 72
18 Black SMLS Steel Pipe JIS G3454 STPG370 730439 355.6 11.1 6 2 12
19 Black SMLS Steel Pipe JIS G3454 STPG370 730439 60.5 5.5 6 34 204
20 Black SMLS Steel Pipe JIS G3454 STPG370 730439 76.3 7 6 24 144
21 Black SMLS Steel Pipe JIS G3454 STPG370 730439 89.1 7.6 6 6 36
22 Black SMLS Steel Pipe JIS G3454 STPG370 730439 318.5 6.9 6 2 12
23 Black SMLS Steel Pipe JIS G3454 STPG 370 730439 152.0 10.0 6 42 252
24 Black SMLS Steel Pipe JIS G3454 STPG 370 730439 267.4 12.7 6 2 12
25 Black SMLS Steel Pipe JIS G3454 STPG370 730439 216.3 12.7 3 1 3
26 Black SMLS Steel Pipe JIS G3459 SUS 304 730441 42.7 3.6 6 18 108
27 Black SMLS Steel Pipe JIS G3459 SUS 304 730441 34 3.4 6 25 150
28 Black SMLS Steel Pipe JIS G3459 SUS 304 730441 21.7 2.8 6 35 210
29 Black SMLS Steel Pipe JIS G3459 SUS 304 730441 32.7 2.56 6 5 30
30 Black SMLS Steel Pipe JIS G3459 SUS 304 730441 89.1 5.5 6 1 6
31 Black SMLS Steel Pipe JIS G3459 SUS 304 730441 101.6 5.7 6 2 12
TOTAL 764 4581
We assure that these steel products are of high quality, manufactured with advanced
technology and premium raw materials. We pleage to support our customers in any issues
related to product quality and will provide full technical docum entation if required.
United Steel Industry Co., Ltd
