Engineered for maximum load-bearing capacity and superior corrosion resistance, our Galvanised Iron (GI) Welded Pipe provides the structural backbone for demanding industrial and commercial applications. Designed to withstand Malaysia’s high-humidity environment, this pipe offers a long-term, low-maintenance solution for your infrastructure needs.
PRODUCT DESCRIPTION
KEY TECHNICAL FEATURES
APPLICATIONS & BENEFITS

TECHNICAL SPECIFICATIONS TABLE
| Specification | Detail |
| Compliance | Industry Standard Compliant |
| Material/Composition | High-Tensile Steel |
| Dimensions/Size | Range of Nominal Bore (NB) Sizes Available |
| Finish/Coating | Hot-Dipped Galvanized (Rust Resistance/Tahan Karat) |
| Weld Type | Electric Resistance Welded (ERW) |
Welded Steel Pipe – Class Medium
|
||||||||
Nominal Size |
Outside Diameter |
Wall Thickness |
Calculated Weight |
|||||
Max |
Min |
Plain Ends |
Threads and Coupling |
|||||
mm |
in |
mm |
mm |
mm |
Kg/m |
Kg/m |
Kg/m |
Kg/m |
15 |
1/2 |
21.7 |
21.1 |
2.6 |
1.21 |
0.369 |
1.22 |
0.372 |
20 |
3/4 |
27.2 |
26.6 |
2.6 |
1.56 |
0.475 |
1.57 |
0.479 |
25 |
1 |
34.2 |
33.24 |
3.2 |
2.41 |
0.735 |
2.43 |
0.741 |
32 |
1 1/4 |
42.9 |
42.1 |
3.2 |
3.10 |
0.945 |
3.13 |
0.954 |
40 |
1 1/2 |
48.8 |
48.0 |
3.2 |
3.57 |
1.09 |
3.61 |
1.10 |
50 |
2 |
60.8 |
59.8 |
3.6 |
5.03 |
1.53 |
5.10 |
1.55 |
65 |
2 1/2 |
76.6 |
75.4 |
3.6 |
6.43 |
1.96 |
6.55 |
2.00 |
80 |
3 |
89.5 |
88.1 |
4.0 |
8.37 |
2.55 |
8.54 |
2.60 |
100 |
4 |
114.9 |
113.3 |
4.5 |
12.2 |
3.72 |
12.5 |
3.81 |
125 |
5 |
140.6 |
138.7 |
5.0 |
16.6 |
5.06 |
17.1 |
5.21 |
150 |
6 |
166.1 |
164.1 |
5.0 |
19.7 |
6.0 |
20.3 |
6.19 |
Welded Steel Pipe – Class Heavy
|
||||||||
Nominal Size |
Outside Diameter |
Wall Thickness |
Calculated Weight |
|||||
Max |
Min |
Plain Ends |
Threads and Coupling |
|||||
mm |
in |
mm |
mm |
mm |
Kg/m |
Kg/m |
Kg/m |
Kg/m |
15 |
1/2 |
21.7 |
21.1 |
3.2 |
1.44 |
0.439 |
1.45 |
0.442 |
20 |
3/4 |
27.2 |
26.6 |
3.2 |
1.87 |
0.570 |
1.88 |
0.573 |
25 |
1 |
34.2 |
33.24 |
4.0 |
2.94 |
0.896 |
2.96 |
0.902 |
32 |
1 1/4 |
42.9 |
42.1 |
4.0 |
3.80 |
1.16 |
3.83 |
0.954 |
40 |
1 1/2 |
48.8 |
48.0 |
4.0 |
4.38 |
1.34 |
4.42 |
1.35 |
50 |
2 |
60.8 |
59.8 |
4.5 |
6.19 |
1.89 |
6.26 |
1.91 |
65 |
2 1/2 |
76.6 |
75.4 |
4.5 |
7.93 |
2.42 |
8.05 |
2.45 |
80 |
3 |
89.5 |
88.1 |
5.0 |
10.3 |
3.14 |
10.5 |
3.20 |
100 |
4 |
114.9 |
113.3 |
5.4 |
14.5 |
4.42 |
14.8 |
4.51 |
125 |
5 |
140.6 |
138.7 |
5.4 |
17.9 |
5.46 |
18.4 |
5.61 |
150 |
6 |
166.1 |
164.1 |
5.4 |
21.3 |
6.49 |
21.9 |
6.68 |
Question 1: Why is galvanised iron better than standard black steel for projects in Terengganu?
Answer 1: Terengganu’s coastal climate creates high-moisture and salt-spray conditions that accelerate oxidation. Our Galvanised Iron (GI) pipes undergo a specialized hot-dipped process that adds a sacrificial zinc layer, preventing the structural decay common with standard black steel.
Question 2: Are these pipes suitable for high-pressure water transport?
Answer 2: Yes, these pipes are engineered with high weld integrity specifically for industrial fluid transport. Please consult with our technical team to match the pipe schedule with your specific pressure requirements.
Question 3: Can Kee Maju Jaya handle bulk site delivery for my project in Kuala Lumpur?
Answer 3: Absolutely. We specialize in project-based supply and can coordinate direct-to-site delivery for all major construction hubs across Peninsular Malaysia, ensuring your schedule is maintained.
Question 4: How do I ensure these pipes meet my project’s engineering specifications?
Answer 4: Our products are Industry Standard Compliant, designed to meet rigorous structural demands. We provide full technical documentation to assist your project engineer in verifying compliance with site-specific safety mandates.
Soalan 1: Mengapakah besi bergalvani (GI) lebih baik daripada keluli hitam biasa untuk projek di Terengganu?
Jawapan 1: Iklim pantai Terengganu yang mempunyai kelembapan tinggi dan udara masin mempercepatkan proses pengoksidaan (karat). Paip Besi Bergalvani (GI) kami melalui proses celup panas khusus yang menambah lapisan zink pelindung, sekali gus menghalang pereputan struktur yang sering berlaku pada keluli hitam biasa.
Soalan 2: Adakah paip ini sesuai untuk pengangkutan air bertekanan tinggi?
Jawapan 2: Ya, paip ini direka dengan integriti kimpalan yang tinggi khusus untuk kegunaan pengangkutan cecair industri. Sila rujuk pasukan teknikal kami untuk memastikan jadual (schedule) paip yang tepat dengan keperluan tekanan projek anda.
Soalan 3: Bolehkah Kee Maju Jaya menguruskan penghantaran pukal terus ke tapak projek saya di Kuala Lumpur?
Jawapan 3: Sudah tentu. Kami pakar dalam pembekalan berasaskan projek dan boleh menyelaraskan penghantaran terus ke tapak bina di semua hab pembinaan utama di seluruh Semenanjung Malaysia, memastikan jadual kerja anda sentiasa berjalan lancar.
Soalan 4: Bagaimanakah saya boleh memastikan paip ini memenuhi spesifikasi kejuruteraan projek saya?
Jawapan 4: Produk kami mematuhi piawaian industri (Industry Standard Compliant) dan direka untuk memenuhi tuntutan struktur yang ketat. Kami menyediakan dokumentasi teknikal yang lengkap untuk membantu jurutera projek anda dalam mengesahkan pematuhan terhadap mandat keselamatan khusus tapak bina.
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